英语词源字典 - 在线词源网站

BIOS [BIOS 词源字典]: "A set of computer instructions in firmware which control input and output operations", Acronym from Basic Input-Output System.[BIOS etymology, BIOS origin, 英语词源]
basinet: "A light, close-fitting steel helmet, typically having a visor", Middle English: from Old French bacinet 'little basin'.
bonce: "A person’s head", Mid 19th century (denoting a large marble): of unknown origin. More This slang word for ‘head’ was originally a large marble; the origin remains unknown.
Baka: "A member of a nomadic Pygmy people inhabiting the rainforests of south-eastern Cameroon and northern Gabon", Perhaps from Lingala Ba-aka 'Pygmies'.
best-sell: "Of a book: to be or become a bestseller", 1930s; earliest use found in The Observer. From best + sell, after bestseller, bestselling.
bio-organic: "Of or relating to organic compounds involved or produced in biological processes; designating such compounds", 1930s; earliest use found in Science. From bio- + organic.
big dog: " North American informal an important or influential person or thing; a ‘big shot’; also more fully big dog of the tanyard (now rare )", Mid 19th cent..
betatron: "An apparatus for accelerating electrons in a circular path by magnetic induction", 1940s: from beta + -tron.
blue-chip: "Denoting companies or their shares considered to be a reliable investment, though less secure than gilt-edged stock", Early 20th century (originally US): from the blue chip used in gambling games, which usually has a high value.
botryogen: "A magnesium-containing mineral that is an alteration product of pyrite typically occurring as reddish crystalline masses, often botryoidal or reniform", Mid 19th cent.; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From German Botryogen from ancient Greek βοτρυο-, combining form (in e.g. βοτρυόδωρος grape-producing) of βότρυς bunch of grapes + γενής, so called in allusion to the botryoidal habit of the mineral. For the formation compare alunogen.
Batrachia: "Another term for Anura", Modern Latin (plural), from Greek batrakhos 'frog'.
brachial: "Relating to the arm or an arm-like structure", Late Middle English: from Latin brachialis, from brac(c)hium 'arm'.
basso profundo: "A bass singer with an exceptionally low range", Mid 19th century: Italian, from basso 'low' + profondo 'deep'.
byssinosis: "A lung disease caused by prolonged inhalation of textile fibre dust", Late 19th century: from Latin byssinus 'made of byssus' (from Greek bussinos) + -osis.
buccinator: "A flat, thin muscle in the wall of the cheek", Late 17th century: from Latin, from buccinare 'blow a trumpet', from buccina, denoting a kind of trumpet.
bureaucratism: "A system of government or administration characterized by bureaucracy; advocacy or practice of such a system", Mid 19th cent.; earliest use found in Augustus Granville (1783–1872), physician and Italian patriot. From bureaucrat + -ism.
bibliolater: "A person who is passionately enthusiastic about books", Mid 19th century: from biblio- + -later.
butyric acid: "A colourless syrupy liquid organic acid found in rancid butter and in arnica oil", Mid 19th century: butyric from Latin butyrum (see butter) + -ic.
bariatrician: "A doctor who specializes in bariatrics", 1960s; earliest use found in Punch.
bulbospongiosus: "(More fully bulbospongiosus muscle) a muscle of the perineum which acts to aid the emptying of the urethra in males, and as a weak vaginal sphincter in females", 1930s.