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Слова на букву chem-culi (2629)

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Clostridium perfringens
A type of bacteria that is the most common agent of gas gangrene and can also cause food poisoning as well as a fulminant form of bowel disease called necrotizing colitis. ...
Clostridium welchii
Bacteria that is the most common agent of gas gangrene. Also causes food poisoning and a fulminant form of bowel disease called necrotizing colitis. C. welchii is named after ...
clostripain
A cysteine proteinase cleaving preferentially at the carboxyl side of arginyl and lysyl residues. It also has an esterase activity. SYN: clostridiopeptidase B, Clostridium ...
closure
1. The completion of a reflex pathway. 2. The place of coupling between stimuli in the establishment of conditioned learning. 3. To achieve or experience a sense of completion ...
closylate
USAN-approved contraction for p-chlorobenzenesulfonate.
clot
1. To coagulate, said especially of blood. 2. A soft, nonrigid, insoluble mass formed when a liquid ( e.g., blood or lymph) gels. [O.E. klott, lump] - agonal c. intravascular ...
Clot-dissolving medications
Agents such as plasminogen-activator (t-PA) and streptokinase that are effective in dissolving clots and re-opening arteries. Used, for example, in the treatment of heart ...
clotrimazole
An antifungal agent used topically to treat a variety of fungal and yeast infections.
clottage
Obsolete term for blocking of any canal or duct by a blood clot.
Cloudman
Arthur M., U.S. zoologist and pathologist, *1901. See C. melanoma.
clove oil
SYN: oil of clove.
cloxacillin sodium
A penicillinase-resistant penicillin.
clozapine
A sedative and antipsychotic tricyclic dibenzodiazepine regarded as atypical because of low central antidopaminergic activity.
CLQ
Abbreviation for cognitive laterality quotient.
clubbing
A condition affecting the fingers and toes in which proliferation of distal soft tissues, especially the nail beds, results in thickening and widening of the extremities of the ...
Clubfoot
A common malformation of the foot that is evident at birth. The foot is turned in sharply so that the person seems to be walking on their ankle. The medical term for the common ...
clubhand
Congenital or acquired angulation deformity of the hand associated with partial or complete absence of radius or ulna; usually with intrinsic deformities in the hand in ...
clump
To form into clusters, small aggregations, or groups. [A.S. clympre, a lump]
clumping
The massing together of bacteria or other cells suspended in a fluid.
cluneal
Pertaining to the clunes.
clunes
buttocks. [pl. of L. clunis, buttock]
clupanodonic acid
An ω-3 fatty acid with 22 carbons and five double bonds; found in fish oils and phospholipids in brain.
Cluster headache
A distinctive syndrome of headaches, also known as migrainous neuralgia. There are two main clinical patterns of cluster headache — the episodic and the chronic: {{}}Episodic: ...
cluster of differentiation
Cell membrane molecules that are used to classify leukocytes into subsets. CD molecules are classified by monoclonal antibodies. There are four general types: type I ...
cluttering
A speech disorder usually occurring in childhood characterized by abnormally rapid rate, disturbed fluency, erratic rhythm, and poor articulation that makes it difficult to ...
Clutton
Henry H., British surgeon, 1850–1909. See C. joints, under joint.
clysis
1. An infusion of fluid, usually subcutaneously, for therapeutic purposes. 2. Formerly, a fluid enema; later, the washing out of material from any body space or cavity by ...
clyster
An old term for enema. [G. klyster, fr. klyzo, fut. klyso, to wash out]
cM
A centimorgan, a unit of measure of genetic recombination frequency. One cM is equal to a 1% chance that a marker at one genetic locus will be separated from a marker at ...
cm (centimeter)
A unit of measure in the metric system which is 1/100'th of a meter. There are 2.54 centimeters (cms) in one inch. The centimeter is commonly used in medicine to state the size ...
CM (coccidioidomycosis)
A disease due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop symptoms. Most often they have an influenza-like illness with fever, ...
CM-
Symbol for carboxymethyl radical.
CM-cellulose
SYN: carboxymethyl cellulose.
CMA
Abbreviation for Certified Medical Assistant.
cmc
Abbreviation for critical micelle concentration.
CME
Stands for Continuing Medical Education. CME programs are intended, literally, to continue the medical education of physicians. Doctors are required to earn CME credits to retain ...
CMG
Abbreviation for cystometrogram.
CMI
Abbreviation for cell-mediated immunity.
CML
1. Abbreviation for cell-mediated lymphocytotoxicity. 2. Acronym for chronic myelogenous leukemia.
CMO
Abbreviation for calculated mean organism.
CMP
Symbol for cytidine 5′-monophosphate (secondarily, for any cytidine monophosphate).
CMT
Abbreviation for Certified Medical Transcriptionist. See medical transcriptionist.
CMV
1. Abbreviation for controlled mechanical ventilation; Cytomegalovirus. 2. A cancer drug combination treatment consisting of cisplatin, methotrexate, and vinblastine, used in ...
CMV (cytomegalovirus)
A virus that infects 50-85% of adults in the US by age 40 and is also the virus most frequently transmitted to a child before birth. Persons with symptoms have a ...
cnemial
Relating to the leg, especially to the shin. [G. kneme, leg]
cnemis
The shin. [G. knemis (knemid-), a legging]
cnida
SYN: nematocyst. [G. knide, nettle]
cnidocyst
SYN: nematocyst.
Cnidospora
SYN: Microspora. [G. knide, nettle, sea nettle, + sporos, seed]
Cnidosporidia
SYN: Microsporida. [G. knide, nettle, sea nettle, + Mod. L., fr. G. sporos, seed]
CNS
1. Abbreviation for central nervous system. 2. Symbol for the thiocyanate radical, C.− or —C..
CNS (central nervous system)
That part of the nervous system that consists of the brain and spinal cord. The central nervous system (CNS) is one of the two major divisions of the nervous system. The other is ...
CNS prophylaxis
: Chemotherapy or radiation therapy to the central nervous system (CNS). This is preventative treatment. It is given to kill cancer cells that may be in the brain and spinal cord, ...
CO
Symbol for carbon monoxide.
Co
Symbol for cobalt; coccygeal.
co-
See con-.
co-alcoholic
1. The person(s) who enables an alcoholic by assuming responsibilities on the alcoholic's behalf, minimizing or denying the problem drinking, or making amends for the ...
co-alcoholism
The constellation of attitudes, attributes, and behaviors of the person who enables the alcoholic, which are necessary for the attainment of a symbiotic balance between ...
co-ossification
State of being joined by bone formation.
co-ossify
To unite into one bone. [L. co-, together, + os, bone, + facio, to make]
Co-payment
A payment made by an individual who has health insurance, usually at the time a service is received, to offset some of the cost of care. Co-payments are a common feature of HMO ...
co-receptor
A cell surface protein that increases the sensitivity of the antigen receptor to antigen by binding to other ligands. - B cell c. a complex of three proteins associated with the ...
CoA
Abbreviation for coenzyme A.
CoA transferases
Thiaphorases; enzymes transferring CoA from acetyl-CoA or succinyl-CoA to other acyl radicals.
coacervate
An aggregate of colloidal particles separated out of an emulsion ( coacervation) by the addition of some third component (coacervating agent). [L. coacervare, pp. -atus, to ...
coacervation
Formation of a coacervate.
coadaptation
The operation of selection jointly on two or more loci.
coagglutination
Aggregation of particulate antigens bound with agglutinins of more than one specificity.
coagula
Plural of coagulum.
coagulable
Capable of being coagulated or clotted.
coagulant
1. An agent that causes, stimulates, or accelerates coagulation, especially with reference to blood. 2. SYN: coagulative.
coagulate
1. To convert a fluid or a substance in solution into a solid or gel. 2. To clot; to curdle; to change from a liquid to a solid or gel. [L. coagulo, pp. -atus, to curdle]
Coagulation
In medicine, the clotting of blood. The process by which the blood clots to form solid masses, or clots. More than 30 types of cells and substances in blood affect clotting. The ...
Coagulation, laser
The coagulation (clotting) of tissue using a laser. A coagulation laser produces light in the visible green wavelength that is selectively absorbed by hemoglobin, the pigment ...
coagulative
Causing coagulation. SYN: coagulant (2).
coagulopathy
A disease affecting the coagulability of the blood. - consumption c. a disorder in which marked reductions develop in blood concentrations of platelets with exhaustion of the ...
coagulum
A clot or a curd; a soft, nonrigid, insoluble mass formed when a sol. undergoes coagulation. [L. a means of coagulating, rennet]
Coal miner’s pneumoconiosis
Also known as black lung disease, this lung condition is the direct result of coal mining. The silica mineral and carbon in the dust raised by coal mining can cause a serious ...
coal oil
SYN: petroleum.
coal tar
A by-product obtained during the destructive distillation of bituminous coal; a very dark semisolid of characteristic naphthalenelike odor and a sharp, burning taste; used in the ...
coalescence
Fusion of originally separate parts. SYN: concrescence (1).
coapt
To join or fit together.
coaptation
Joining or fitting together of two surfaces; e.g., the lips of a wound or the ends of a broken bone. [L. co-apto, pp. -aptatus, to fit together]
coarct
To restrict or press together. SYN: coarctate (1). [L. co-arcto, pp. -arctatus, to press together]
coarctate
1. SYN: coarct. 2. Pressed together.
Coarctation
A narrowing, a stricture, a constriction. Although the best known coarctation is of the aorta, any artery can have a coarctation. The word “coarctation” comes from the Latin ...
Coarctation of the aorta
A congenital constriction of the aorta, impeding the flow of blood below the level of the constriction and increasing blood pressure above the constriction. Symptoms may not be ...
coarctectomy
Excision of a coarctation (of the aorta).
coarctotomy
Division of a stricture. [ coarct + G. tome, cutting]
CoAS—, CoASH
Symbols for the coenzyme A radical and reduced coenzyme A, respectively.
coat
1. The outer covering or envelope of an organ or part. 2. One of the layers of membranous or other tissues forming the wall of a canal or hollow organ. See tunic. - buffy c. ...
coating
A covering; a layer of some substance spread over a surface. - antireflection c. a film of magnesium fluoride spread on a lens to minimize reflections.
Coats
George, British ophthalmologist, 1876–1915. See C. disease.
Cobalamin
Also called vitamin B12. A vitamin important for the normal formation of red blood cells and for the health of the nerve tissues. Undetected and untreated vitamin B12 deficiency ...
cobalt
A steel-gray metallic element, atomic no. 27, atomic wt. 58.93320; a bioelement and a constituent of vitamin B12; certain of its compounds are pigments, e.g., c. blue. [Ger. ...
cobalt-57
Half-life, 271.8 days; decays by electron capture with emission of a medium energy (122.06 keV) gamma ray. Used as a diagnostic aid with some metabolic disorders.
cobalt-58
Positron emitter with half-life of 70.88 days.
cobalt-60
Half-life, 5.271 years; emits beta particles and energetic gamma rays, for which reason it is used in radiation teletherapy and diagnostics in place of radium ( radon) or ...
cobaltous chloride
Used in the treatment of various types of refractory anemia to improve the hematocrit, hemoglobin, and erythrocyte count.
Cobb
Stanley, U.S. neuropathologist, 1887–1968. See C. syndrome.
cobra
Most cobras are members of the highly venomous snake genus, Naja (family Elapidae); six species are recognized, all African except for the Asiatic c.; typical behavior includes ...
cobrotoxin
A polypeptide of 62 residues; action on cells is similar to that of melittin in that it promotes disruption of membranes; used as an investigational antirheumatic agent. SYN: ...
cobyric acid
The hexa-amide of cobyrinic acid; a part of the vitamin B12 structure. SYN: cobyrinamide, factor V1a.
cobyrinamide
SYN: cobyric acid.
cobyrinic acid
Corrin with 8 methyl groups at positions 1, 2, 5, 7, 12 (2), 15, and 17; —CH2COOH groups at positions 2, 7, and 18; —CH2CH2COOH groups at positions 3, 8, 13, and 17; and ...
COC
Abbreviation for cathodal opening contraction.
coca
The dried leaves of Erythroxylon c., yielding not less than 0.5% of ether-soluble alkaloids; the source of cocaine and several other alkaloids. [S. Am.]
Cocaine
: The most potent stimulant of natural origin, a bitter addictive anesthetic (pain blocker) which is extracted from the leaves of the coca scrub (Erythroxylon coca) indigenous ...
cocainization
Production of topical anesthesia of mucous membranes by the application of cocaine.
cocarboxylase
SYN: thiamin pyrophosphate.
cocarcinogen
A substance that works symbiotically with a carcinogen in the production of cancer.
Coccaceae
An obsolete term for a family of Eubacteriales which included all the spherical cells dividing in one (Streptococcus), two (Micrococcus), or three ( Sarcina) planes, then forming ...
coccal
Relating to cocci.
Cocci
pleural of coccus. Bacteria which are spherically shaped. * * * Plural of coccus.
Coccidia
A subclass of important protozoa (class Sporozoea, phylum Apicomplexa) in which the mature trophozoites are small and typically intracellular; schizogony and sporogony can ...
coccidia
Plural of coccidium.
coccidial
Relating to coccidia.
Coccidiasina
SYN: Coccidia.
coccidioidal
Referring to the disease or to the infecting organism of coccidioidomycosis.
Coccidioides
A genus of fungi found in the soil of the semi-arid areas of the Southwestern U.S. and smaller areas throughout Central and South America, but has not been found elsewhere. The ...
coccidioidin
A sterile solution containing the by-products of growth of Coccidioides immitis; used as an intracutaneous skin test, diagnostically more valuable in non-endemic areas.
coccidioidoma
A benign localized residual granulomatous lesion or scar in a lung following primary coccidioidomycosis.
coccidioidomycosis
A variable, benign, severe, or sometimes fatal systemic mycosis due to inhalation of arthroconidia of Coccidioides immitis. In benign forms of the infection, the lesions are ...
coccidiosis
Group name for diseases due to any species of coccidia; a common and serious protozoan disease of many species of domestic animals and birds and many wild animals kept in ...
coccidiostat
A chemical agent generally added to animal feed to partially inhibit or delay the development of coccidiosis.
coccidium
Common name given to protozoan parasites (order Eucoccidiida) in which schizogony occurs within epithelial cells, generally in the intestine, but in some species in the bile ...
coccinella
SYN: cochineal.
coccinellin
The coloring principle derived from cochineal.
coccobacillary
1. Relating to a coccobacillus. 2. Of organisms exhibiting coccal, bacillary, and intermediate forms.
coccobacillus
A short, thick bacterial rod of the shape of an oval or slightly elongated coccus. [G. kokkos, berry]
coccoid
Resembling a coccus. [G. kokkos, berry, + eidos, resemblance]
cocculin
SYN: picrotoxin.
Coccus
A bacterial cell which has the shape of a sphere. Coccus enters into the name of a number of bacteria. For example, enterococcus, meningococcus, pneumococcus, staphylococcus, ...
coccycephaly
A malformation in which the cephalic profile suggests a beak. [G. kokkyx, cuckoo, + kephale, head]
Coccydynia
Pain in the coccyx (the tailbone). The coccyx is the small bone at the bottom of the spine very near the anus. The coccyx is made up of 3-5 rudimentary vertebrae and is the ...
coccygeal
Relating to the coccyx.
coccygectomy
Removal of the coccyx. [ coccyx + G. ektome, excision]
coccygeus
See c. muscle.
coccygodynia
SYN: coccydynia. [ coccyx + G. odyne, pain]
coccygotomy
Operation for freeing the coccyx from its attachments. [ coccyx + G. tome, a cutting]
coccyodynia
SYN: coccydynia.
Coccyx
The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5 rudimentary vertebrae. It is the lowest part of the spinal column. * * ...
Coccyx bone
The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5 rudimentary vertebrae. It is the lowest part of the spinal column. The ...
cochineal
The dried female insects, Coccus cacti, enclosing the young larvae, or the dried female insect, Dactylopius coccus, containing eggs and larvae, from which coccinellin is ...
cochlea
A conical cavity in the petrous portion of the temporal bone, forming one of the divisions of the labyrinth or internal ear. It consists of a spiral canal making two and a half ...
cochlear
Relating to the cochlea. - c. microphonic (kok′le-ar mi-kro-fon′ik) bioelectric potentials produced by the hair cells of the organ of Corti in response to sound that ...
Cochlear implant
A device that is surgically placed (implanted) within the inner ear to assist selected persons with deafness to hear. Cochlear implants are not a magic potion — they rarely ...
cochleare
A spoon. [L.] - c. amplum a tablespoonful. [L.] - c. magnum a tablespoonful. [L.] - c. medium a dessertspoonful. [L.] - c. modicum a dessertspoonful. [L.] - c. parvum a ...
cochleariform
Spoon-shaped. [L. cochleare, spoon, + forma, form]
cochleate
1. Resembling a snail shell. 2. Denoting the appearance of a form of plate culture. [L. cochlea, a snail shell]
cochleitis
Inflammation of the cochlea. [cochlea + G. -itis, inflammatio]
cochleosacculotomy
An operation for Ménière disease performed through the round window to create a shunt between the cochlear duct and the saccule.
cochleotopic
Referring to the frequency-responsive organization of the central auditory pathways in the brain. [cochlea + G. topos, place, + -ic]
cochleovestibular
Relating to the cochlea and the vestibule of the ear.
Cochliomyia
A genus of fleshflies (family Calliphoridae) whose larvae develop in decaying flesh or carrion or in wounds or sores. - C. americana incorrect name for C. hominivorax. - C. ...
Cochrane
A.L., British epidemiologist, 1909–1988. See C. collaboration.
cocillana
The dried bark of Guarea rusbyi, a Bolivia tree, used as an expectorant in bronchitis.
Cockayne
Edward A., British physician, 1880–1956. See C. disease, C. syndrome, Weber-C. syndrome.
Cockayne syndrome
A genetic disorder characterized by dwarfism, prematurely aging, visual problems and deafness, sensitivity to sunlight, and mental retardation. The disease is due to a defect in ...
cocktail
A mixture that includes several ingredients or drugs. - Brompton c. a c. of morphine and cocaine usually used for analgesia in terminal cancer patients; the formulations vary, ...
cocoa
A powder prepared from the roasted kernels of the ripe seed of Theobroma cacao (family Sterculiaceae); used in the preparation of c. syrup, a flavoring agent. SEE ALSO: cacao.
coconsciousness
1. A splitting of consciousness into two streams. 2. Awareness by one personality of the thoughts of another personality in dissociative disorder.
coconversion
The simultaneous correction of two sites on DNA during gene conversion.
cocto-
Prefix indicating boiled or modified by heat. [L. coctus, cooked]
coctolabile
Subject to alteration or destruction when exposed to the temperature of boiling water.
coctostabile, coctostable
Resisting the temperature of boiling water without alteration or destruction.
cod liver oil
The partially destearinated fixed oil extracted from the fresh livers of the codfish (Gadus morrhuae) and other species of the family Gadidae, containing vitamins A and D; used as ...
Code
The genetic code is the correspondence between the triplet of bases in DNA with the amino acids. The discovery of the genetic code clearly ranks as one of the premiere events ...
codeine
Obtained from opium, which contains 0.7 to 2.5%, but usually made from morphine. Used as an analgesic and antitussive; drug dependence (physical and psychic) may develop, but ...
Codes, drug caution
Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient prescription abbreviations, drug caution codes provide very valuable ...
Codex medicamentarius
The official title of the French Pharmacopeia. [L. a book pertaining to drugs]
coding
Translation of information, e.g., diagnoses, questionnaire responses, into numbered categories for entry into a data processing system. - place c. frequency c. as determined by ...
Coding DNA
A sequence of DNA that codes for protein. Coding DNA sequences are separated by long regions of DNA called introns that have no apparent function. Coding DNA is also known as an ...
Codman
Ernest Amory, U.S. surgeon, 1869–1940. See C. triangle, C. tumor.
codogenic
Formed by a code; specifically, the genetic code.
codominant
In genetics, denoting an equal degree of dominance of two genes, both being expressed in the phenotype of the individual; e.g., genes A and B of the ABO blood group are c.; ...
Codon
A set of any three adjacent bases in the DNA or RNA. There are 64 different codons of which 61 specify the incorporation of an amino acid into a polypeptide chain while the ...
coe-
For words so beginning, and not found here, see ce-.
coefficient
1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under ...
Coefficient of inbreeding
A measure of how close two people are genetically to each another. The coefficient of inbreeding, symbolized by the letter F, is the probability that a person with two ...
Coelenterata
One of the major phyla of invertebrates, to which such forms as jellyfish belong.
coelenterate
Common name for members of the Coelenterata.
coelom
SYN: body cavity.
coenesthesia
SYN: cenesthesia.
coeno-
Shared in common. SEE ALSO: ceno-. [G. koinos, common]
coenocyte
SYN: cenocyte.
coenocytic
SYN: cenocytic.
coenurosis
SYN: cenurosis.
Coenurus
Former generic name, now used to designate larval forms of taenioid cestodes in which a bladder is formed with a number of invaginated scoleces developing within; ...
Coenzyme
A substance that enhances the action of an enzyme. (An enzyme is a protein that functions as a catalyst to mediate and speed a chemical reaction). Coenzymes are small molecules. ...
coenzyme A
A coenzyme containing pantothenic acid, adenosine 3′-phosphate 5′-pyrophosphate, and cysteamine; involved in the transfer of acyl groups, notably in transacetylations.
coenzyme F
SYN: tetrahydrofolic acid.
coenzyme Q
Quinones with isoprenoid side chains (specifically, ubiquinones) that mediate electron transfer between cytochrome b and cytochrome c; chemically similar to vitamins E and K, ...
coenzyme R
SYN: biotin.
coeur
SYN: heart. [Fr.] - c. en sabot (awn sah-bo′) the radiographic configuration of the heart in the tetralogy of Fallot; the elevated apex gives a silhouette like that of a ...
Coeval
Of the same or equal age or duration. For example, the two elderly men were coeval with one another. Coeval usually refers to coexistence for a very long time. "Coeval" comes from ...
coevolution
The process whereby genes or gene fragments are changing together and not diverging.
cofactor
1. SYN: coenzyme. 2. An atom or molecule essential for the action of a large molecule; e.g., heme in hemoglobin, magnesium in chlorophyll. Solo metal ions are regarded as ...
Coffey
Robert, U.S. surgeon, 1869–1933. See C. suspension.
Coffin
Grange S., U.S. pediatrician, *1923. See C.- Lowry syndrome, C.- Siris syndrome.
Coffin-Lowry syndrome
An X-linked form of mental retardation in which the affected males have short stature and characteristic face, finger and skeletal abnormalities. Facial features include ...
Cogan
David G., U.S. ophthalmologist, 1908–1993. See C. syndrome, C.- Reese syndrome.
Cogan corneal dystrophy
A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines, geographic map-like lines, and dots (or microcysts) on examination ...
Cogan syndrome
Arteritis (also referred to as vasculitis) that involves the ear. This condition is called Cogan syndrome after the American ophthalmologist David Glendenning Cogan (1908-93) ...
Cognition
The process of knowing. More precisely, the process of being aware, knowing, thinking, learning and judging. The study of cognition touches on the fields of psychology, ...
Cognitive
Pertaining to cognition, the process of knowing and, more precisely, the process of being aware, knowing, thinking, learning and judging. The study of cognition touches on the ...
cohesion
The attraction between molecules or masses that holds them together. [L. co-haereo, pp. -haesus, to stick together]
Cohnheim
Julius F., German histologist, pathologist, and physiologist, 1839–1884. See C. area, C. field.
cohoba
A psychotomimetic hallucinogenic substance obtained from Acacia niopo (family Leguminosae), a Central American plant, Piptadenia peregrina, and other plants; among its ...
Cohort
A group of warriors or followers or, in a clinical trial, a group of study subjects or a group of patients. In Rome, a "cohors" was one of ten divisions making up a ...
coil
1. A spiral or series of loops. 2. An object made of wire wound in a spiral configuration, used in electronic applications, or a loop of wire used as an antenna. 3. A spiral ...
coin-counting
A sliding movement of the tips of the thumb and index finger, occurring in paralysis agitans.
Coinsurance
A provision by which the insured individual shares in the cost of certain expenses. The same as co-payment.
cointegrate
A structure resulting from replicative transposition where the transposon is duplicated.
coital
Pertaining to coitus.
Coiter, Koyter
Volcher, Dutch surgeon and anatomist, 1534–1576. See C. muscle.
coition
SYN: coitus. [L. co-eo, pp. -itus, to come together]
Coitophobia
An abnormal and persistent fear of male-female sexual intercourse. Sufferers from coitophobia experience undue anxiety because they are preoccupied with failing in some way while ...
Coitus
Sexual union of a male and a female; also called sexual intercourse. Coitus begins when the male inserts his erect penis into the female vagina, a canal leading to the uterus ...
Coitus interruptus
A method of contraception, also called withdrawal, in which the man withdraws his penis from the vagina before ejaculation. Fertilization is prevented because the sperm do not ...
Coke
Street name for cocaine, the most potent stimulant of natural origin, a bitter addictive anesthetic (pain blocker) which is extracted from the leaves of the coca scrub ...
Cokeromyces
A fungal genus in the order Mucorales; a rare cause of disease in humans.
col
A craterlike area of the interproximal oral mucosa joining the lingual and buccal interdental papillae.
col-
See con-.
cola
1. SYN: kola. 2. [L.] strain (imperative form).
Colchicine
A substance found in a plant that is used in clinical medicine for the treatment of gouty arthritis and in the laboratory to arrest cells during cell division (by disrupting the ...
Colchicum corm
Dried corm of Colchicum autumnale, the botanical source for colchicine, an alkaloidal drug used for the treatment of gout.
cold
1. A low temperature; the sensation produced by a temperature notably below an accustomed norm or a comfortable level. 2. Popular term for a virus infection involving the upper ...
Cold injury
Cold injuries include chilblains, "trench foot," and frostbite. Cold injuries occur with and without freezing of body tissues. The young and the elderly are especially ...
Cold sore
A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and crusting over. The favorite locations are on the lips, chin or cheeks ...
Cold, common
A viral upper respiratory tract infection. This contagious illness can be caused by many different types of viruses, and the body can never build up resistance to all of them. ...
Cold, June
A popular term for hay fever. Although the symptoms of a " June cold" may be quite similar to those of a real cold, the term " June cold" is a misnomer. Unlike a real cold, it is ...
Cold, summer
A popular term for hay fever. Although the symptoms of a " summer cold" may be similar to those of a real cold, the term " summer cold" is a misnomer. Unlike a real cold, it is ...
cold-blooded
SYN: poikilothermic.
Coldman
Andrew James, 20th century Canadian epidemiologist (1952-). See Goldie-C. hypothesis.
Cole
Laurent, French pathologist, *1903. See Benedict-Hopkins-C. reagent. Rufus Ivory, U.S. physician, 1872–1966. Warren Henry, surgeon, *1898. Co-developer with E. A. Graham of ...
Cole-Cecil murmur
See under murmur.
colectasia
Distention of the colon. [G. kolon, colon, + ektasis, a stretching]
Colectomy
Surgery during which all or part of the colon (also called the large intestine) is removed. There are a number of different types of colectomies. They include: {{}}Right ...
coleo-
Sheath, specifically, the vagina. [G. koleos, sheath]
Coleoptera
An order of insects, the beetles, characterized by the possession of a pair of hard, horny wing covers overlying a pair of delicate membranous flying wings; it is the largest of ...
coleoptosis
SYN: coloptosis.
coleotomy
SYN: colpotomy. [G. koleos, sheath, + tome, incision]
colestipol
An antilipemic drug resembling cholestyramine.
colet.
Abbreviation for L. coletur, let it be strained.
colibacillosis
Diarrheal disease caused by the bacterium Escherichia coli. Often called enteric c..
colibacillus
SYN: Escherichia coli.
Colic
An attack of crying and apparent abdominal pain in early infancy. This is a common condition, occurring in about 1 in every 10 babies. Colic is characterized by episodes of ...
colica
A colic artery. See artery.
colicin
Bacteriocin produced by strains of Escherichia coli and by other enterobacteria ( Shigella and Salmonella) that carry the necessary plasmids. Many are toxic to related ...
colicinogeny
The bacterial property of producing a colicin.
colicky
Denoting or resembling the pain of colic.
colicoplegia
Lead poisoning marked by both colic and palsy. [G. kolikos, suffering from colic, + plege, stroke]
colimycin
SYN: colistin.
colinearity
1. Lying in a straight line. 2. The phenomona that the orderings of the corresponding elements of DNA, the RNA transcribed from it, and the amino acid sequence translated from ...
colipase
A small protein in pancreatic juice that is essential for the efficient action of pancreatic lipase. This cofactor inhibits the surface denaturation of the lipase. [co- + ...
coliphage
A bacteriophage with an affinity for one or another strain of Escherichia coli. In general, coliphages, like other bacteriophages, are known by symbols that have significance ...
coliplication
SYN: coloplication.
colipuncture
SYN: colocentesis.
colistimethate sodium
Contains the pentasodium salt of the penta(methanesulfonic acid) derivative of colistin A as the major component, with a small proportion of the pentasodium salt of the same ...
colistin
A mixture of cyclic polypeptide antibiotics from a strain of Bacillus polymyxa; separable into polymyxins. SYN: colimycin. - c. sulfate the sulfate salt of an antibacterial ...
colitis
Inflammation of the colon. [G. kolon, colon, + -itis, inflammation] - amebic c. inflammation of the colon in amebiasis. - collagenous c. c. occurring mostly in middle-aged ...
Colitis, amebic
Amebic dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba histolytica), a single-celled parasite transmitted to humans ...
Colitis, Crohn's
Crohn's disease affecting only the large intestine (colon). Crohn's disease is a chronic inflammatory disorder, primarily involving the small and large intestine, but which can ...
Colitis, granulomatous
Crohn’s disease of the colon (the large intestine). Crohn's disease is a chronic inflammatory disorder, primarily involving the small and large intestine, but which can ...

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