Слова на букву axio-buck (6389) New Collegiate Dictionary
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Слова на букву axio-buck (6389)

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benthonic
adjective Etymology: irregular from benthos Date: 1897 benthic
benthos
noun Etymology: New Latin, from Greek, depth, deep sea; akin to Greek bathys deep Date: 1891 organisms that live on or in the bottom of a body of water
Bentinck
I. biographical name Lord William Cavendish 1774-1839 son of W.H.C. 1st governor-general of India (1833) II. biographical name William Henry Cavendish 1738-1809 3d Duke of ...
Bentley
biographical name Richard 1662-1742 English clergyman, scholar, & critic
Benton
I. biographical name Thomas Hart 1782-1858 Old Bullion American politician II. biographical name Thomas Hart 1889-1975 grand-nephew of preceding American painter
bentonite
noun Etymology: Fort Benton, Mont. Date: 1898 an absorptive and colloidal clay used especially as a sealing agent or suspending agent (as of drugs) • bentonitic adjective
bentonitic
adjective see bentonite
bentwood
adjective Date: 1862 made of wood that is bent rather than cut into shape • bentwood noun
Benue
geographical name river 870 miles (1400 kilometers) W Africa flowing W into Niger River
benumb
transitive verb Etymology: Middle English benomen, from benomen, past participle of benimen to deprive, from Old English beniman, from be- + niman to take — more at nimble ...
Benxi
or Pen-hsi or Pen-ch'i geographical name city NE China in E central Liaoning population 768,778
benz-
or benzo- combining form Etymology: International Scientific Vocabulary, from benzoin related to benzene or benzoic acid
benzaldehyde
noun Etymology: International Scientific Vocabulary Date: circa 1860 a colorless nontoxic aromatic liquid C6H5CHO found in essential oils (as in peach kernels) and used in ...
benzanthracene
noun Etymology: International Scientific Vocabulary Date: 1932 a crystalline carcinogenic cyclic hydrocarbon C18H12 that is found in small amounts in coal tar
Benzedrine
noun Etymology: from Benzedrine, a trademark Date: 1933 a preparation of the sulfate of amphetamine (C9H13N)2•H2SO4 formerly used in medicine
benzene
noun Etymology: International Scientific Vocabulary benz- + -ene Date: 1835 a colorless volatile flammable toxic liquid aromatic hydrocarbon C6H6 used in organic synthesis, ...
benzene hexachloride
noun Date: 1884 BHC
benzene ring
noun Date: 1877 a structural arrangement of atoms in benzene and other aromatic compounds that consists of a planar symmetrical hexagon of six carbon atoms which derives added ...
benzenoid
adjective or noun see benzene
benzidine
noun Etymology: International Scientific Vocabulary benz- + -idine Date: circa 1855 a crystalline diamine base C12H12N2 prepared from nitrobenzene and used especially in ...
benzimidazole
noun Etymology: International Scientific Vocabulary Date: 1912 a crystalline base C7H6N2 used especially to inhibit the growth of various viruses, parasitic worms, or fungi; ...
benzine
noun Etymology: German Benzin, from benz- Date: 1835 any of various volatile flammable petroleum distillates used especially as solvents or as motor fuels
benzo-
combining form see benz-
benzoapyrene
noun see benzopyrene
benzoate
noun Date: 1788 a salt or ester of benzoic acid
benzocaine
noun Etymology: International Scientific Vocabulary benz- + -caine Date: 1922 a white crystalline ester C9H11NO2 used as a local anesthetic
benzodiazepine
noun Etymology: benz- + di- + az- + -epine (from hepta- + 2-ine) Date: 1934 any of a group of aromatic lipophilic amines (as diazepam and chlordiazepoxide) used especially as ...
benzoic acid
noun Etymology: International Scientific Vocabulary, from benzoin Date: 1791 a white crystalline acid C6H5COOH found naturally (as in benzoin or in cranberries) or made ...
benzoin
noun Etymology: modification of Middle French benjoin, from Catalan benjuí, from Arabic lubān jāwi, literally, frankincense of Java Date: 1562 1. a hard fragrant yellowish ...
benzophenone
noun Etymology: International Scientific Vocabulary benz- + phen- + -one Date: 1877 a colorless crystalline ketone C13H10O used especially as a perfume fixative and in ...
benzopyrene
noun Etymology: International Scientific Vocabulary benz- + pyrene a crystalline hydrocarbon C16H10, from pyr- + -ene Date: 1936 a yellow crystalline carcinogenic hydrocarbon ...
benzoquinone
noun Etymology: International Scientific Vocabulary Date: 1903 quinone 1
benzoyl
noun Etymology: German, from Benzoësäure benzoic acid + Greek hylē matter, literally, wood Date: circa 1855 the acyl radical of benzoic acid
benzoyl peroxide
noun Date: 1924 a white crystalline compound C14H10O4 used in bleaching and in medicine especially in the treatment of acne
benzyl
noun Etymology: International Scientific Vocabulary benz- + -yl Date: 1868 a monovalent radical C6H5CH2– derived from toluene • benzylic adjective
benzylic
adjective see benzyl
Beograd
geographical name see Belgrade
Beowulf
noun Date: before 12th century a legendary Geatish warrior and hero of the Old English poem Beowulf • Beowulfian adjective
Beowulfian
adjective see Beowulf
bepaint
transitive verb Date: circa 1555 archaic tinge
bequeath
transitive verb Etymology: Middle English bequethen, from Old English becwethan, from be- + cwethan to say — more at quoth Date: before 12th century 1. to give or leave by ...
bequeathal
noun see bequeath
bequest
noun Etymology: Middle English, irregular from bequethen Date: 14th century 1. the act of bequeathing 2. something bequeathed ; legacy
Béranger
biographical name Pierre-Jean de 1780-1857 French poet
Berar
geographical name region W central India; in Central Provinces & Berar 1903-47, in Madhya Pradesh 1947-56, in Bombay 1956-60, in Maharashtra since 1960; chief city Amravati
berate
transitive verb Date: 1548 to scold or condemn vehemently and at length Synonyms: see scold
Berber
noun Etymology: ultimately from Arabic barbar Date: 1732 1. a member of any of various peoples living in northern Africa west of Tripoli 2. a. a branch of the ...
Berbera
geographical name town & port N Somalia population 12,219
berberine
noun Etymology: German Berberin, from New Latin berberis Date: circa 1847 a bitter crystalline yellow alkaloid C20H19NO5 obtained from the roots of various plants (as ...
berberis
noun Etymology: New Latin, the genus including barberry, alteration of Medieval Latin barberis barberry, from Arabic barbārīs Date: circa 1868 barberry
berceuse
noun (plural berceuses) Etymology: French, from bercer to rock, from Old French bercier, from bers cradle Date: 1858 1. a musical composition usually in 6/8 time that ...
berdache
noun Etymology: American French, alteration of French bardache catamite, from Italian dialect (southern Italy) bardascio, from Arabic bardaj slave, from Persian bardag prisoner, ...
Berdyayev
biographical name Nikolay Aleksandrovich 1874-1948 Russian philosopher
Berea
geographical name — see veroia
bereave
transitive verb (-reaved or bereft; -reaving) Etymology: Middle English bereven, from Old English berēafian, from be- + rēafian to rob — more at reave Date: before 12th ...
bereaved
I. adjective Date: 1799 suffering the death of a loved one II. noun (plural bereaved) Date: 1815 one who is bereaved
bereavement
noun Date: circa 1731 the state or fact of being bereaved; especially the loss of a loved one by death
bereft
adjective Date: 1565 1. a. deprived or robbed of the possession or use of something — usually used with of b. lacking something needed, wanted, or expected — used ...
Berenice
geographical name see Benghazi
Berenson
biographical name Bernard 1865-1959 American (Lithuanian-born) art critic
beret
noun Etymology: French béret, from Gascon berret, from Old Occitan, cap — more at biretta Date: 1827 a visorless usually woolen cap with a tight headband and a soft full ...
Berezina
geographical name river 365 miles (587 kilometers) Belarus flowing SE into the Dnieper
berg
noun Date: 1818 iceberg
Berg
I. biographical name Alban 1885-1935 Austrian composer II. biographical name Paul 1926- American chemist
Bergama
geographical name — see Pergamum 2
Bergamo
geographical name commune N Italy in Lombardy NE of Milan population 115,655
bergamot
noun Etymology: French bergamote, from Italian bergamotta, modification of Turkish bey armudu, literally, the bey's pear Date: 1650 1. a pear-shaped orange of a Mediterranean ...
Bergen
geographical name 1. city & port SW Norway population 211,826 2. — see Mons
Bergen-Belsen
geographical name see Belsen
Bergenfield
geographical name borough NE New Jersey population 26,247
Bergerac, de
biographical name Cyrano — see Cyrano de Bergerac
bergère
also bergere noun Etymology: French, literally, shepherdess, feminine of berger shepherd, from Old French bergier, from Vulgar Latin *berbicarius, from L. vervec-, vervex, ...
bergere
noun see bergère
Bergius
biographical name Friedrich 1884-1949 German chemist
Bergman
I. biographical name Ingmar 1918- Swedish film & theater director II. biographical name Ingrid 1915-1982 Swedish actress
Bergson
biographical name Henri-Louis 1859-1941 French philosopher • Bergsonian adjective
Bergsonian
adjective see Bergson
Bergström
biographical name Sune Karl 1916- Swedish biochemist
Beria
or Beriya biographical name Lavrenty Pavlovich 1899-1953 Russian politician
beribboned
adjective Date: 1853 adorned with ribbons
beriberi
noun Etymology: Sinhalese bæribæri Date: 1703 a deficiency disease marked by inflammatory or degenerative changes of the nerves, digestive system, and heart and caused by a ...
Bering
biographical name Vitus Jonassen 1681-1741 Danish navigator
Bering Sea
geographical name arm of the N Pacific between Alaska & NE Siberia & between the Aleutians & Bering Strait area 885,000 square miles (2,292,150 square kilometers)
Bering Strait
geographical name strait at narrowest point 53 miles (85 kilometers) wide separating Asia (Russia) from North America (Alaska)
Beriya
biographical name see Beria
berk
noun Etymology: probably short for Berkeley (or Berkshire) hunt, rhyming slang for cunt Date: 1936 British fool
Berkeleian
or Berkeleyan adjective Date: 1813 of, relating to, or suggestive of Bishop Berkeley or his system of philosophical idealism • Berkeleian noun • Berkeleianism noun
Berkeleianism
noun see Berkeleian
Berkeley
I. biographical name George 1685-1753 Irish bishop & philosopher II. biographical name Sir William 1606-1677 colonial governor of Virginia III. geographical name city W ...
Berkeleyan
adjective see Berkeleian
berkelium
noun Etymology: New Latin, from Berkeley, Calif. Date: 1950 a radioactive metallic element produced artificially (as by bombarding americium 241 with alpha particles) — see ...
Berkshire
I. noun Etymology: Berkshire, England Date: 1831 any of a breed of medium-sized black swine with white markings II. geographical name former county S England in Thames ...
Berkshire Hills
geographical name hills W Massachusetts W of Connecticut River — see greylock (Mount)
Berlichingen
biographical name Götz or Gottfried von 1480-1562 German knight
Berlin
I. biographical name Irving 1888-1989 American (Russian-born) composer II. geographical name city comprising a state of Germany capital of (reunified) Germany on Spree ...
Berliner
biographical name Emile 1851-1929 American (German-born) inventor
Berlioz
biographical name (Louis) Hector 1803-1869 French composer • Berliozian adjective
Berliozian
adjective see Berlioz
Berlusconi
biographical name Silvio 1936- Italian prime minister (1994; 2001- )
berm
noun Etymology: French berme, from Dutch berm strip of ground along a dike; akin to Middle English brimme brim Date: 1704 1. a narrow shelf, path, or ledge typically at the ...
Bermejo
geographical name river 650 miles (1046 kilometers) N Argentina rising on Bolivian frontier & flowing SE into Paraguay River
Bermondsey
geographical name former metropolitan borough E central London, England, now part of Southwark
Bermuda
geographical name islands W Atlantic ESE of Cape Hatteras; a self-governing British colony capital Hamilton area 20 square miles (52 square kilometers), population 61,700 • ...
Bermuda bag
noun Etymology: Bermuda islands, North Atlantic Date: 1979 a round or oval-shaped handbag with a wooden handle and removable cloth covers
Bermuda grass
noun Date: 1808 a creeping stoloniferous southern European grass (Cynodon dactylon) often used as a lawn and pasture grass
Bermuda onion
noun Date: 1876 a large flattened onion that has a mild flavor and yellow, white, or red skin
Bermuda rig
noun Date: 1853 Marconi rig
Bermuda shorts
noun plural Date: 1951 knee-length walking shorts
Bermuda Triangle
geographical name triangular area North Atlantic between Bermuda, Florida, & Puerto Rico; site of numerous reported disappearances of planes & ships
Bermudan
adjective or noun see Bermuda
Bermudas
noun plural Date: 1961 Bermuda shorts
Bermudian
adjective or noun see Bermuda
Bern
geographical name 1. canton NW & W central Switzerland area 2327 square miles (6027 square kilometers), population 942,721 2. city, its capital & capital of Switzerland on ...
Bernadette of Lourdes
biographical name Saint 1844-1879 Marie-Bernarde Soubirous French religious
Bernadotte
biographical name Jean Baptiste Jules — see Charles XIV John
Bernard
biographical name Claude 1813-1878 French physiologist
Bernard of Clairvaux
biographical name Saint 1090-1153 French ecclesiastic • Bernardine adjective
Bernardin de Saint-Pierre
biographical name Jacques-Henri 1737-1814 French author
Bernardine
adjective see Bernard of Clairvaux
Bernburg
geographical name city central Germany W of Dessau population 39,006
Berner Alpen
or Bernese Oberland or Bernese Alps or Oberland geographical name section of the Alps S Switzerland in Bern & Valais cantons between Lake of Thun & Brienz on the N & the ...
Berners
biographical name Baron — see Tyrwhitt-Wilson
Bernese
adjective or noun see Bern
Bernese Alps
geographical name see Berner Alpen
Bernese mountain dog
noun Etymology: Bern, Switzerland Date: 1935 any of a breed of large powerful long-coated black dogs of Swiss origin that have tan and white markings and were developed as ...
Bernese Oberland
geographical name see Berner Alpen
Bernhardt
biographical name Sarah 1844-1923 originally Henriette-Rosine Bernard French actress
Bernicia
geographical name Anglian kingdom of 6th century A.D. located between Tyne & Forth rivers capital Bamborough
Bernina
geographical name the S extension of Rhaetian Alps on border between Italy & Switzerland; highest peak Piz Bernina (highest in the Rhaetian Alps) 13,200 feet (4023 meters)
Bernini
biographical name Gian or Giovanni Lorenzo 1598-1680 Italian sculptor, architect, & painter
Bernoulli trial
noun Etymology: Jacques Bernoulli died 1705 Swiss mathematician Date: 1951 one of the repetitions of a statistical experiment having exactly two mutually exclusive outcomes ...
Bernoulli's principle
noun Etymology: Daniel Bernoulli died 1782 Swiss physicist Date: 1940 a principle in hydrodynamics: the pressure in a stream of fluid is reduced as the speed of the flow is ...
Bernstein
biographical name Leonard 1918-1990 American conductor & composer
Bernstorff
biographical name Johann-Heinrich 1862-1939 Graf von Bernstorff German diplomat
Beroea
geographical name 1. — see Aleppo 2. — see veroia
berried
adjective Date: 1785 1. having or covered with berries 2. bearing eggs
Berry
geographical name former province central France capital Bourges
berry
I. noun (plural berries) Etymology: Middle English berye, from Old English berie; akin to Old High German beri berry Date: before 12th century 1. a. a pulpy and usually ...
berrylike
adjective Date: 1847 1. resembling a berry especially in size or structure 2. being small and rounded ; coccoid
Berryman
biographical name John 1914-1972 American poet
berseem
noun Etymology: Arabic barsīm, from Coptic bersīm Date: circa 1902 a succulent annual clover (Trifolium alexandrinum) cultivated as a forage plant and green-manure crop ...
berserk
I. noun or berserker Etymology: Old Norse berserkr, probably from ber- bear + serkr shirt Date: 1818 1. an ancient Scandinavian warrior frenzied in battle and held to be ...
berserker
noun see berserk I
berserkly
adverb see berserk II
berth
I. noun Etymology: Middle English birth, probably from beren to bear + -th Date: 15th century 1. a. sufficient distance for maneuvering a ship b. an amount of distance ...
bertha
noun Etymology: French berthe, from Berthe (Bertha) died 783 queen of the Franks Date: 1842 a wide round collar covering the shoulders
Berthier
biographical name Louis-Alexandre 1753-1815 Prince de Neuchâtel; Prince de Wagram French soldier; marshal of France
Berthoud Pass
geographical name mountain pass 11,315 feet (3449 meters) N Colorado in Front Range WNW of Denver
Bertillon
biographical name Alphonse 1853-1914 French criminologist
Bertillon system
noun Etymology: Alphonse Bertillon died 1914 French criminologist Date: 1893 a system for identifying persons based on bodily measurements, photographs, and notation of data ...
Berton
biographical name Pierre 1920- Canadian writer
Berwick
or Berwickshire geographical name former county SE Scotland capital Duns
Berwickshire
geographical name see Berwick
Berwyn
geographical name city NE Illinois W of Chicago population 54,016
beryl
noun Etymology: Middle English, from Middle French beril, from Latin beryllus, from Greek bēryllos, back-formation from bēryllion beryl, of Indo-Aryan origin; akin to Prakrit ...
beryllium
noun Etymology: New Latin, from Greek bēryllion Date: circa 1847 a steel-gray light strong brittle toxic divalent metallic element used chiefly as a hardening agent in alloys ...
Berytus
geographical name — see Beirut
Berzelius
biographical name Baron Jöns Jakob 1779-1848 Swedish chemist
Besançon
geographical name city E France E of Dijon population 119,194
Besant
biographical name Annie 1847-1933 née Wood English theosophist
beseech
verb (-seeched or besought; -seeching) Etymology: Middle English besechen, from be- + sechen to seek Date: 12th century transitive verb 1. to beg for urgently or anxiously ...
beseechingly
adverb see beseech
beseem
verb Date: 13th century intransitive verb archaic to be fitting or becoming transitive verb archaic to be suitable to ; befit
beset
transitive verb (-set; -setting) Etymology: Middle English besetten, from Old English besettan, from be- + settan to set Date: before 12th century 1. to set or stud with or as ...
besetment
noun see beset
besetting
adjective Date: 1634 constantly present or attacking ; obsessive
beshrew
transitive verb Date: 14th century archaic curse
beside
I. preposition Etymology: Middle English, adverb & preposition, from Old English be sīdan at or to the side, from be at (from bī) + sīdan, dative & accusative of sīde side ...
beside oneself
phrasal in a state of extreme excitement
beside the point
phrasal irrelevant
besides
I. preposition Date: 14th century 1. other than, except 2. together with II. adverb Date: 1564 1. as well ; also 2. moreover, furthermore III. adjective Date: ...
besiege
transitive verb (-sieged; -sieging) Date: 14th century 1. to surround with armed forces 2. a. to press with requests ; importune b. to cause worry or distress to ; ...
besieger
noun see besiege
Beskids
geographical name mountain ranges central Europe in W Carpathians including West Beskids (in Poland, Slovakia, & the Czech Republic) & East Beskids (in Poland & NE Slovakia)
besmear
transitive verb Date: before 12th century smear
besmirch
transitive verb Date: 1599 sully, soil
besom
noun Etymology: Middle English beseme, from Old English besma; akin to Old High German besmo broom Date: before 12th century broom 2; especially one made of twigs
besom pocket
noun Etymology: origin unknown Date: 1966 a pocket with a welted slit opening
besot
transitive verb (besotted; besotting) Etymology: be- + sot (to stultify) Date: 1567 1. infatuate 2 2. to make dull or stupid; especially to muddle with drunkenness • ...
besottedly
adverb see besot
bespatter
transitive verb Date: 1600 spatter
bespeak
transitive verb (bespoke; bespoken; -speaking) Date: 1533 1. to hire, engage, or claim beforehand 2. to speak to especially with formality ; address 3. request 4. a. ...
bespectacled
adjective Date: 1742 wearing spectacles
bespoke
also bespoken adjective Etymology: past participle of bespeak Date: 1607 1. a. custom-made b. dealing in or producing custom-made articles 2. dialect engaged
bespoken
adjective see bespoke
besprent
adjective Etymology: Middle English bespreynt, from past participle of besprengen to besprinkle, from Old English besprengan, from be- + sprengan to scatter; akin to Old English ...
besprinkle
transitive verb Etymology: Middle English besprengeln, frequentative of besprengen Date: 15th century sprinkle
Bessarabia
geographical name region SE Europe between the Dniester & Prut rivers; now mostly in Moldova • Bessarabian adjective or noun
Bessarabian
adjective or noun see Bessarabia
Bessel function
noun Etymology: Friedrich W. Bessel died 1846 Prussian astronomer Date: 1872 one of a class of transcendental functions expressible as infinite series and occurring in the ...
Bessemer
I. biographical name Sir Henry 1813-1898 English engineer II. geographical name city N central Alabama population 29,672
Bessemer process
noun Etymology: Sir Henry Bessemer Date: 1856 a process of making steel from pig iron by burning out carbon and other impurities by means of a blast of air forced through the ...
Best
biographical name Charles Herbert 1899-1978 Canadian (American-born) physiologist
best
I. adjective, superlative of good Etymology: Middle English, from Old English betst; akin to Old English bōt remedy — more at better Date: before 12th century 1. ...
best boy
noun Date: 1937 the chief assistant to the gaffer in motion-picture or television production
best man
noun Date: circa 1782 the principal groomsman at a wedding
best seller
noun Date: 1889 an article (as a book) whose sales are among the highest of its class • best-sellerdom noun • best-selling adjective
best-ball
adjective Date: 1909 1. relating to or being a golf match in which one player competes against the best individual score of two or more players for each hole 2. four-ball
best-case
adjective Date: 1973 being, relating to, or based on a projection of future events that assumes only the best possible circumstances
best-sellerdom
noun see best seller
best-selling
adjective see best seller
bestead
I. adjective or bested Etymology: Middle English bested, from be- + sted, past participle of steden to place, from stede place — more at stead Date: 14th century archaic ...
bested
adjective see bestead I
bestial
adjective Etymology: Middle English, from Middle French, from Latin bestialis, from bestia beast Date: 14th century 1. a. of or relating to beasts b. resembling a beast ...
bestiality
noun (plural -ties) Date: 14th century 1. the condition or status of a lower animal 2. display or gratification of bestial traits or impulses 3. sexual relations between a ...
bestialize
transitive verb see bestial
bestially
adverb see bestial
bestiary
noun (plural -aries) Etymology: Medieval Latin bestiarium, from Latin, neuter of bestiarius of beasts, from bestia Date: 1840 1. a medieval allegorical or moralizing work on ...
bestir
transitive verb Date: 14th century to rouse to action ; get going
bestow
transitive verb Etymology: Middle English, from be- + stowe place — more at stow Date: 14th century 1. to put to use ; apply 2. to put in a particular or appropriate ...
bestowal
noun see bestow
bestower
noun see bestow
bestrew
transitive verb (-strewed; -strewed or bestrewn; -strewing) Date: before 12th century 1. strew 2. to lie scattered over
bestride
transitive verb (bestrode; bestridden; bestriding) Date: before 12th century 1. to ride, sit, or stand astride ; straddle 2. to tower over ; dominate 3. archaic to ...
bet
I. noun Etymology: origin unknown Date: 1592 1. a. something that is laid, staked, or pledged typically between two parties on the outcome of a contest or a contingent ...
beta
I. noun Etymology: Middle English betha, from Latin beta, from Greek bēta, of Semitic origin; akin to Hebrew bēth beth Date: 14th century 1. the 2d letter of the Greek ...
beta cell
noun Date: 1926 any of the insulin-secreting pancreatic cells in the islets of Langerhans
beta decay
noun Date: 1931 a radioactive nuclear transformation governed by the weak force in which a nucleon (as a neutron) changes into a nucleon (as a proton) of the other type with ...
beta globulin
noun Etymology: International Scientific Vocabulary Date: 1943 any of several globulins of plasma or serum that have at alkaline pH electrophoretic mobilities intermediate ...
beta interferon
noun Date: 1980 an interferon produced especially by fibroblasts that is used in a form obtained from recombinant DNA especially in the treatment of multiple sclerosis marked ...
beta particle
noun Date: 1904 a high-speed electron; specifically one emitted by a radioactive nucleus in beta decay
beta radiation
noun see beta ray
beta ray
noun Date: 1902 1. beta particle 2. a stream of beta particles — called also beta radiation
beta rhythm
noun see beta wave
beta test
noun Date: 1978 a field test of the beta version of a product (as software) especially by testers outside the company developing it that is conducted prior to commercial ...
beta tester
noun see beta test
beta wave
noun Date: 1936 an electrical rhythm of the brain with a frequency of 13 to 30 cycles per second that is associated with normal conscious waking experience — called also ...
beta-adrenergic
adjective Date: 1959 of, relating to, or being a beta-receptor
beta-amyloid
noun Date: 1987 an amyloid that is derived from a larger precursor protein and is the primary component of plaques characteristic of Alzheimer's disease
beta-blocker
noun Date: 1968 any of a class of drugs (as propranolol) that decrease the rate and force of heart contractions and lower high blood pressure by blocking the activity of ...
beta-blocking
adjective see beta-blocker
beta-carotene
noun Date: 1934 an isomer of carotene found in dark green and dark yellow vegetables and fruits
beta-endorphin
noun Date: 1976 an endorphin of the pituitary gland having a much greater analgesic potency than morphine
beta-glucan
noun Date: 1966 any of several polysaccharides consisting of glucose units and including one found in endosperm cell walls of cereal grains (as barley and oats)
beta-lactamase
noun Etymology: lactam, a cyclic amide (from International Scientific Vocabulary lact- + amide) + -ase Date: 1965 an enzyme found especially in staphylococcal bacteria that ...
beta-oxidation
noun Date: circa 1935 stepwise catabolism of fatty acids in which two-carbon fragments are successively removed from the carboxyl end of the chain
beta-receptor
noun Date: 1948 any of a group of receptors that are present on cell surfaces of some effector organs and tissues innervated by the sympathetic nervous system and that mediate ...
beta-thalassemia
noun Date: 1962 thalassemia in which the longer hemoglobin chain is affected and which comprises Cooley's anemia in the homozygous condition and thalassemia minor in the ...
betaine
noun Etymology: International Scientific Vocabulary, from Latin beta beet Date: 1875 a sweet crystalline quaternary ammonium salt C5H11NO2 obtained especially from sugar ...
betake
transitive verb (betook; betaken; -taking) Date: 14th century 1. archaic commit 2. to cause (oneself) to go
Betancourt
biographical name Rómulo 1908-1981 Venezuelan president (1959-64)
betatron
noun Etymology: International Scientific Vocabulary Date: 1941 an accelerator in which electrons are propelled by the inductive action of a rapidly varying magnetic field
bête noire
noun (plural bêtes noires) Etymology: French, literally, black beast Date: 1828 a person or thing strongly detested or avoided ; bugbear
betel
noun Etymology: Portuguese bétele, from Tamil veṟṟilai Date: 1553 a climbing pepper (Piper betle) of southeastern Asia whose leaves are chewed together with betel nut ...
betel nut
noun Etymology: from its being chewed with betel leaves Date: 1673 the astringent seed of the betel palm
betel palm
noun Date: 1875 an Asian pinnate-leaved palm (Areca catechu) that has an orange-colored drupe with an outer fibrous husk
Betelgeuse
noun Etymology: French Bételgeuse, from Arabic bayt al-jawzā' Gemini, literally, the house of the twins (confused with Orion & Betelgeuse) Date: 1769 a variable red ...
beth
noun Etymology: Hebrew bēth, from bayith house Date: 1650 the 2d letter of the Hebrew alphabet — see alphabet table
Bethany
geographical name biblical village of ancient Palestine E of Jerusalem on Mount of Olives; the present-day West Bank town is called Al-‘Ayzarīyah population 3560
Bethe
biographical name Hans Albrecht 1906- American (German-born) physicist
bethel
noun Etymology: Hebrew bēth'ēl house of God Date: circa 1617 1. a hallowed spot 2. a. a chapel for Nonconformists b. a place of worship for seamen
Bethel
geographical name city of ancient Palestine N of Jerusalem; the present-day West Bank town is called Baytīn
Bethel Park
geographical name borough SW Pennsylvania population 33,556
Bethesda
geographical name unincorporated population center Maryland, a N suburb of Washington, D.C. population 55,277
bethink
transitive verb (bethought; -thinking) Date: before 12th century 1. a. remember, recall b. to cause (oneself) to be reminded 2. to cause (oneself) to consider
Bethlehem
geographical name 1. city E Pennsylvania on the Lehigh population 71,329 2. city of ancient Palestine in Judea SW of Jerusalem; the present-day West Bank town is called ...
Bethmann-Hollweg
biographical name Theobald Theodor Friedrich Alfred von 1856-1921 German statesman; chancellor (1909-17)
Bethnal Green
geographical name former metropolitan borough E London, England, now part of Tower Hamlets
Bethune
I. biographical name (Jennie) Louise 1856-1913 née Blanchard American architect II. biographical name Mary 1875-1955 née McLeod American educator
betide
verb Date: 12th century intransitive verb to happen especially as if by fate transitive verb to happen to ; befall — used chiefly in the phrase woe betide
betimes
adverb Date: 13th century 1. in good time ; early 2. archaic in a short time ; speedily 3. at times ; occasionally
Betio
geographical name islet & village W Pacific in N Kiribati at S end of Tarawa
bêtise
noun (plural bêtises) Etymology: French, from bête idiot, fool, literally, beast Date: 1798 1. an act of foolishness or stupidity 2. lack of good sense ; stupidity
Betjeman
biographical name Sir John 1906-1984 British author; poet laureate (1972-84)
betoken
transitive verb (-tokened; betokening) Date: 15th century 1. to typify beforehand ; presage 2. to give evidence of ; show

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