Under the skin. "Subcutaneous" implies just under the skin. With a subcutaneous injection, a needle is inserted just under the skin. A drug (for example, insulin) can then be ...
Beneath the cuticle or epidermis. SYN: subepidermal, subepidermic.
A rarely used term for a slight or discontinuous delirium.
Beneath the deltoid muscle; denoting a bursa.
To pull or draw downward. [L. sub-duco, pp. -ductus, to lead away]
Beneath the dura mater or between it and the arachnoid. See spatium subdurale.
The connective tissue between the endothelium and inner elastic membrane in the intima of arteries.
Beneath the endyma, or ependyma. SYN: subependymal.
Discrete lobulated ependymal nodules in the walls of the anterior third or posterior fourth ventricles commonly found at autopsy.
Used in plastics and in the cross-linking of biopolymers; found in the urine as a product of ω-oxidation of fatty acid s. SYN: octandioic acid. [L. suber, cork oak, + -ic]
Extrinsic allergic alveolitis caused by inhalation of mold spores from contaminated cork. [L. suber, cork, + G. -osis, condition]
In biologic classification, a division between family and tribe or between family and genus.
A cerebral fissure beneath the surface, concealed by overlapping convolutions.
A secondary division of a cerebellar folium.
Partially neutralized gallic acid; a basic gallate, such as bismuth s..
Below a gemma or bud ( e.g., a taste bud).
In biologic classification, a division between genus and species.
Below or beneath the tongue. SYN: sublingual.
: The lower part of the larynx; the area from just below the vocal cords down to the top of the trachea.
The depression of one fragment of a broken cranial bone below the other. [ sub- + A.S. grund, bottom, foundation]
Beneath, on the vitreous side of, the hyaloid ( vitreous) membrane.
Slightly elevated serum bilirubin without clinical evidence of jaundice. [ sub- + G. ikterikos, jaundiced]
1. A support or prop. 2. [TA] The zone of transition between the parahippocampal gyrus and Ammon horn of the hippocampus. [L. dim. of subex, support]
- s. promontorii [TA] ...
1. Below the ilium. 2. Relating to the subilium.
The portion of the ilium contributing to the acetabulum.
A secondary infection occurring in one exposed to and successfully resisting an epidemic of another infectious disease.
Denoting a slightly inflammatory irritation of the tissues.
SYN: proleptic. [L. sub-intro, pres. p. -ans, to enter by stealth]
Arrest of the normal involution of the uterus following childbirth with the organ remaining abnormally large.
That one of a series of iodine compounds with a given cation containing the least iodine; analogous to subchloride.
Below or beneath another part. [L. sub-jaceo, to lie under]
A person or organism that is the object of research, treatment, experimentation, or dissection. [L. subjectus, lying beneath]
1. Perceived by the individual only and not evident to the examiner; said of certain symptoms, such as pain. 2. Colored by one's personal beliefs and attitudes. Cf.:objective ...
subjective assessment data
Those facts presented by the client that show his/her perception, understanding, and interpretation of what is happening.
Below the zygomatic ( jugal) bone.
In biologic classification, a division between kingdom and phylum.
Detachment, elevation, or removal of a part. [L. sublatio, a lifting up]
1. To perform or accomplish sublimation. 2. Any substance that has been submitted to sublimation. [L. sublimo, pp. -atus, to raise on high, fr. sublimis, high]
- corrosive s. ...
1. The process of converting a solid into a gas without passing through a liquid state; analogous to distillation. 2. In psychoanalysis, an unconscious defense mechanism in ...
1. To sublimate. 2. To undergo a process of sublimation.
Below the threshold of perception or excitation; below the limit or threshold of consciousness. [ sub- + L. limen (limin-), threshold]
1. At the top. 2. SYN: superficialis. [L.]
Underneath the tongue. A sublingual medication is a type of lozenge that is dissolved under the tongue.
* * *
The smallest of the three major salivary glands. It is located. It lies under the floor of the mouth close to the midline.
Below or beneath the structure facing the lumen of an organ.
Partial dislocation of a joint. A complete dislocation is a luxation.
* * *
An incomplete luxation or dislocation; though a relationship is altered, contact between joint ...
An obsolete term for a blood state in which there is a great increase in the proportion of lymphocytes although the total number of white cells is normal. [ sub- + L. lympha, ...
1. Deep to the mammary gland. 2. SYN: inframammary.
Beneath the mandible or lower jaw. SYN: inframandibular, submaxillary (2).
The second largest of the three major salivary glands. It is located deep to the mandible (jaw bone).
In dentistry, describing a field of operation covered by saliva.
Too minute to be visible with a light microscope. SYN: amicroscopic, ultramicroscopic.
Neither definitely amorphous nor definitely crystalline, denoting the structure of certain calculi.
A layer of tissue beneath a mucous membrane; the layer of connective tissue beneath the tunica mucosa. SYN: tela s., tunica s..
The point of the angle between the septum of the nose and the surface of the upper lip.
A basic nitrate; a salt of nitric acid having one or more atoms of the base still capable of combining with the acid.
Below the normal standard of some quality.
In biologic classification, a division between order and family.
That one of a series of oxides containing the least oxygen. SYN: protoxide.
Below or beneath any structure called parietal : bone, lobe, layer of a serous membrane, etc.
1. Deep to the patella. 2. SYN: infrapatellar.
Beneath the pelvic, as distinguished from the abdominal, peritoneum. SYN: subperitoneopelvic.
1. Denoting the inferior petrosal. 2. Denoting a dural venous sinus.
In biologic classification, a division between phylum and class.
Beneath the placenta; denoting the decidua basalis.
Beneath the pubic arch; denoting a ligament, the arcuate pubic ligament, connecting the two pubic bones below the arch.
1. Below any pyramid; denoting especially the tympanic sinus. 2. Nearly pyramidal in shape.
Abbreviation for subcutaneous. Subcutaneous means under the skin. It implies just under the skin. With a subcutaneous injection, a needle is inserted just under the skin. A drug ...
1. Between the sensory retina and the retinal pigment epithelium. 2. Between the retinal pigment epithelium and the choroid.
A basic salt; a salt in which the base has not been completely neutralized by the acid.
Beneath the sartorius muscle; denoting a nerve plexus and a fascia.
Under the scapula, like the subscapularis muscle, which originates beneath the scapula.
* * *
1. Deep to the scapula. 2. SYN: infrascapular.
A muscle that moves the arm by turning it inward (internal rotation). The tendon of the subscapularis muscle is one of four tendons that stabilize the shoulder joint and ...
Beneath the sclera of the eye, i.e., on the choroidal side of this layer. SYN: subsclerotic (1).
1. SYN: subscleral. 2. Partly or slightly sclerotic or sclerosed.
The part of a prescription preceding the signature, in which are the directions for compounding. [L. subscriptio, fr. subscribo, pp. -scriptus, to write under, subscribe]
The layer of connective tissue beneath a serous membrane such as that of the periconeum or pericardium. SYN: tela s. [TA], subserous layer.
Rarely used term denoting a rale with a quality between blowing and whistling.
Sinking or settling in bone, as of a prosthetic component of a total joint implant.
In cephalometrics, the most posterior midline point on the premaxilla between the anterior nasal spine and the prosthion. SYN: point A.
1. SYN: infraspinous. 2. Tendency to spininess.
An attachment to a microscope, below the stage, supporting the condenser or other accessory.
Stuff; material. SYN: substantia [TA], matter. [L. substantia, essence, material, fr. sub- sto, to stand under, be present]
- alpha s. SYN: reticular s. (1).
- anterior ...
A pressor substance is any substance that elevates arterial blood pressure. For example, prostacyclin (also known as prostaglandin PGI2) is a potent pressor agent. The word ...
SYN: substance. [L.]
- s. adamantina SYN: enamel.
- s. alba SYN: white matter.
- basal s. [TA] basal structures associated with the amygdaloid complex and its connections; ...
1. Deep to the sternum. 2. SYN: infrasternal.
Beneath the sternomastoid muscle; denoting a group of deep cervical lymph node s.
1. Anything that takes the place of another. 2. In psychology, a surrogate.
- blood s. any material ( e.g., human plasma, serum albumin, or a solution of such substances as ...
1. In chemistry, the replacement of an atom or group in a compound by another atom or group ( e.g., s. of H by Cl in CH4 to give CH3Cl). 2. In psychoanalysis, an unconscious ...
1. The substance acted upon and changed by an enzyme; the reactant considered to be attacked in a chemical reaction. 2. The base on which an organism lives or grows; e.g., the ...
Any layer or stratum lying beneath another. [L. see substrate]
A tissue or structure wholly or partly beneath the surface.
- implant denture s. the metal framework which is placed beneath the soft tissues in contact with, or embedded into, ...
A basic sulfate; a sulfate that contains some base unneutralized and still capable of combining with the acid.
Below the telomere, the end of a chromosome. For example, it has been reported that subtle subtelomeric rearrangements of the DNA are responsible for a significant proportion of ...
Situated near the end or extremity of an oval or rod-shaped body.
Denoting tonic muscular spasms or convulsions that are not entirely sustained but have brief remissions.
Related to the subthalamus region or to the s. nucleus.
That part of the diencephalon that lies wedged between the thalamus on the dorsal side and the cerebral peduncle ventrally, lateral to the dorsal half of the hypothalamus from ...
A muscular bundle formed of fibers derived from the thyroarytenoid and vocalis muscles.
A proteinase formed by Bacillus subtilis and other species, similar to the serine proteinases of other molds and bacteria; it catalyzes the hydrolysis of a few specific peptide ...
A technique used to enhance detectability of opacified anatomic structures on radiographic or scintigraphic images; a negative of an image made before introduction of contrast ...
Beneath the trapezius muscle; denoting a nerve plexus.
In biologic classification, a division between tribe and genus.
Subungual onychomycosis, proximal white
The rarest form of fungus infection of the finger or toenail. (Fungus infection of the finger or toenail is also called onychomycosis.) The infection begins in the nail fold ...
1. A unit that forms a distinct part of a larger structure. SEE ALSO: monomer. 2. The single protein or polypeptide chain that can be separated from an oligomer protein without ...
1. Below the vagina. 2. On the inner side of any tubular membrane serving as a sheath.
Beneath, or on the ventral side, of a vertebra or the vertebral column.
An incomplete viral particle. [ sub- + virion]
Denoting the mental state between sleeping and waking.
Below or beneath any zona or zone, such as the zona radiata or zona pellucida.
1. Stimulating the flow of juice. 2. An agent having such an effect. [L. succus, juice, + G. agogos, leading]
1. Relating to a succedaneum. 2. Relating to the permanent or second teeth that replace the deciduous or primary teeth. [see succedaneum]
A substitute; a drug or any therapeutic agent that has the properties of and can be used in place of another. [L. succedaneus, following after, substituting, fr. suc-cedo, to ...
In anatomy "succenturiate" means substituting for or accessory to an organ. For example, see Succenturiate placenta. Succenturiate placenta: An extra placenta separate ...
An extra placenta separate from the main placenta. In anatomy "succenturiate" means substituting for or accessory to an organ. In this case, a succenturiate placenta is ...
A salt of succinic acid.
- active s. SYN: succinyl-coenzyme A.
- s. dehydrogenase a flavoenzyme that catalyzes the removal of hydrogen from succinic acid and converts it into ...
An intermediate in the catabolism of γ-aminobutyrate.
- s. dehydrogenase an enzyme that catalyzes the reaction of s. and either NAD+ or NADP+ to form succinate and NADH (or ...
An intermediate in the tricarboxylic acid cycle; several of its salts have been variously used in medicine.
Chemical class of drugs from which the antiepileptic agents ethosuximide, methsuximide, and phensuximide are derived. Unsubstituted s. has been used as an antiurolithic.
SYN: succinyl-coenzyme A.
- succinyl-CoA synthetase 1. a ligase reversibly reacting succinate and CoA with ATP to produce ADP, inorganic phosphate, and succinyl-CoA; 2. a ...
The condensation product of succinic acid and CoA; one of the intermediates of the tricarboxylic acid cycle and a precursor in the synthesis of heme. SYN: active succinate, ...
A minor metabolite that is elevated in individuals with tyrosinemia IA.
A neuromuscular relaxant with short duration of action which characteristically first depolarizes the motor endplate (phase I block) but which is often later associated with a ...
The most effective of the poorly absorbed bacteriostatic sulfonamides used for sterilization of the intestinal tract.
An abnormal increase in the secretion of a digestive fluid. [L. succus, juice, + G. rhoia, a flow]
A demon, in female form, believed to have sexual intercourse with a man during sleep. Cf.:incubus. [L. succubo, to lie under]
To lose the will to oppose something or to give up and accept something that you first opposed. In the context of illness, to succumb to an illness is to stop opposing it, to no ...
A diagnostic procedure that consists in shaking the body so as to elicit a splashing sound in a cavity containing both gas and fluid. [L. sucussio, fr. suc-cutio (subc-), pp. ...
1. To draw a fluid through a tube by exhausting the air in front. 2. To draw a fluid into the mouth; specifically, to draw milk from the breast. [A.S. sucan]
1. To nurse; to feed by milk from the breast. 2. To suck; to draw sustenance from the breast.
J.P., French anatomist, 1840–1870. See S. anastomoses, under anastomosis, S. canals, under canal, S.- Hoyer anastomoses, under anastomosis, S.- Hoyer canals, under canal.
Sucrose octakis (hydrogen sulfate) aluminum complex; a polysaccharide with antipeptic activity, used to treat duodenal ulcers by providing a protective coating to allow ...
SYN: sucrose α-d-glucohydrolase.
A nonreducing disaccharide made up of d-glucose and d-fructose obtained from sugar cane, Saccharum officinarum (family Gramineae), from several species of sorghum, and from the ...
An enzyme hydrolyzing sucrose and maltose in a complex with isomaltase; hence, it hydrolyzes both sucrose and isomaltose; found in the intestinal mucosa; a deficiency of this ...
The presence of sucrose in the blood. [ sucrose + G. haima, blood]
The excretion of sucrose in the urine. [ sucrose + G. ouron, urine]
The act or process of sucking. SEE ALSO: aspiration (1), aspiration (2). [L. sugo, pp. suctus, to suck]
- posttussive s. a s. sound heard on auscultation over a pulmonary ...
Another name for liposuction, the surgical removal of fat deposits from specific parts of the body, the most common being the abdomen (the "tummy"), buttocks ("behind"), hips, ...
Relating to suction, or the act of sucking; adapted for sucking.
A minute vesicle due to retention of fluid in a sweat follicle, or in the epidermis. [Mod. L., fr. L. sudo, to sweat]
1. Plural of sudamen. 2. SYN: miliaria crystallina.
A brown stain, derived from α-naphthylamine and used as a stain for fats.
A red stain, used for neutral fat in histologic technique; it also stains the fatty envelope of the tubercle bacillus. SYN: Sudan red III.
1. Affinity for an oil-soluble or Sudan dye. 2. A condition in which leukocytes contain minute fat droplets that take a brilliant red stain when treated with 0.2% Sudan III and ...
Staining easily with Sudan dyes, usually referring to lipids in tissues.
Denoting tissue that fails to stain with a Sudan or fat-soluble dye.
SYN: perspiration (1). [L. sudatio, fr. sudo, pp. -atus, to sweat]
Sudden Infant Death Syndrome (SIDS)
The sudden and unexpected death of a baby with no known illness, typically affecting sleeping infants between the ages of two weeks to six months. Infants with a brother or ...
Paul H.M., German surgeon, 1866–1938. See S. atrophy, S. critical point, S. syndrome.
Denoting the autonomic (sympathetic) nerves that stimulate the sweat glands to activity. [L. sudor, sweat, + motor, mover]
SYN: perspiration (3). [L.]
- s. anglicus SYN: English sweating disease.
Sweat, perspiration. [L. sudor]
Profuse sweating. [ sudor- + G. -esis, condition]
Carrying or producing sweat. [ sudor- + L. fero, to bear]
The sudoriferous (sweat) glands are small tubular structures situated within and under the skin (in the subcutaneous tissue). They discharge sweat by tiny openings in the surface ...
Causing sweat. [ sudor- + L. facio, to make]
An instrument for measuring the amount of perspiration. [ sudor- + G. metron, measure]
SYN: hyperhidrosis. [ sudor- + G. rhoia, a flow]
The hard fat around the kidneys of cattle and sheep; when rendered it yields tallow.
- prepared s. the internal fat of the abdomen of the sheep, Ovis aries, purified by melting ...
An injectable narcotic with short duration of effect resembling fentanil; used in “balanced anesthesia.”
1. To impede respiration; to asphyxiate. 2. To be unable to breathe; to suffer from asphyxiation. [L. suffoco (subf-), pp. -atus, to choke, strangle]
The act or condition of suffocating or of asphyxiation.
1. The act of pouring a fluid over the body. 2. A reddening of the surface. 3. The condition of being wet with a fluid. 4. SYN: extravasate (2). [L. suffusio, fr. suffundo ...
One of the sugars, q.v., pharmaceutical forms are compressible s. and confectioner's s.. SEE ALSO: sugars. [G. sakcharon; L. saccharum]
- amino sugars sugars in which a ...
Acids, such as gluconic, glycuronic, and saccharic acid, produced by the oxidation of glucose.
The polyalcohol resulting from the reduction of the carbonyl group in a monosaccharide to a hydroxyl group.
Those carbohydrates ( saccharides) having the general composition (CH2O)n and simple derivatives thereof. Although the simple monomeric s. (glycoses) are often written as ...
Responsiveness or susceptibility to a psychological process such as a hypnotic command whereby an idea is induced into, or adopted by, an individual without argument, command, ...
The implanting of an idea in the mind of another by some word or act on one's part, the subject's conduct or physical condition being influenced to some degree by the implanted ...
Obsolete term for a bruise or livedo. SEE ALSO: contusion. [L. sugillo, pp. -atus, to beat black and blue]
- postmortem s. SYN: postmortem livedo.
M., 20th century Japanese surgeon. See S. procedure.
Abbreviation for stress urinary incontinence.
1. The act of taking one's own life. 2. A person who commits such an act. [L. sui, self, + caedo, to kill]
- physician-assisted s. voluntary termination of one's own life by ...
Suicide and sexual orientation
High rates of suicide have consistently been reported among homosexuals, particularly among adolescents and young adults. A 1989 report concluded that " gay youth are 2 to 3 ...
A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for making cancer cells more vulnerable, more sensitive to chemotherapy. The ...
Diminishing the risk of suicide. It may not be possible to eliminate the risk of suicide but it is clearly possible to reduce the risk. For example, the suicide rate among US ...
A branch of the behavioral sciences devoted to the study of the nature, causes, and prevention of suicide. [ suicide + G. logos, study]
The natural grease in sheep's wool, from which the official wool fat ( anhydrous lanolin) is extracted. [Fr. wool-grease]