英语词源字典 - 在线词源网站

acrylamide [acrylamide 词源字典]: "A colourless crystalline solid which readily forms water-soluble polymers", Late 19th century: from acrylic + amide.[acrylamide etymology, acrylamide origin, 英语词源]
arvo: "Afternoon", 1930s: abbreviation of afternoon (with voicing of the f) + -o.
ackee: "A tropical West African tree which is cultivated for its fruit and has been introduced into the Caribbean and elsewhere", Late 18th century: from Kru ākee.
aggradation: "The deposition of material by a river, stream, or current", Late 19th century: from ag- (expressing increase) + (de)gradation.
about-turn: "(Chiefly in military contexts) a turn made so as to face the opposite direction", Late 19th century (originally as a military command): shortening of right about turn.
allosaurus: "A large bipedal carnivorous dinosaur of the late Jurassic period", Modern Latin, from Greek allos 'other' + sauros 'lizard'.
aquarobics: "Aerobic exercises performed in water", 1980s: blend of aqua- and aerobics.
alkene: "Any of the series of unsaturated hydrocarbons containing a double bond, including ethylene and propene", Late 19th century: from alkyl + -ene.
agrestic: "Relating to the country; rural or rustic", Early 17th century: from Latin agrestis, from ager, agr- 'field' + -ic.
agnosia: "Inability to interpret sensations and hence to recognize things, typically as a result of brain damage", Early 20th century: coined in German from Greek agnōsia 'ignorance'.
aioli: "Mayonnaise seasoned with garlic", French aïoli, from Provençal ai 'garlic' + oli 'oil'.
animatronics: "The technique of making and operating lifelike robots, typically for use in film or other entertainment", 1970s: blend of animated and electronics.
attagirl: "An informal expression of encouragement or admiration to a woman or girl", 1920s: on the pattern of attaboy.
askari: "(In East Africa) a soldier or police officer", Late 19th century: from Arabic ‘askarī 'soldier'.
alate: "(Chiefly of insects or seeds) having wings or wing-like appendages", Mid 17th century: from Latin alatus, from ala 'wing'.
aliform: "Wing-shaped", Early 18th century: from modern Latin aliformis, from Latin ala 'wing' + -formis (see -form).
abiogenesis: "The original evolution of life or living organisms from inorganic or inanimate substances", Late 19th century: from a-¹ 'not' + Greek bios 'life' + genesis.
ankylosaur: "A heavily built quadrupedal herbivorous dinosaur of the Cretaceous period, armoured with bony plates", Early 20th century: from modern Latin Ankylosaurus, from Greek ankulos (see ankylosis) + sauros 'lizard'.
Apterygota: "A group of insects which includes the bristletails and springtails, having a primitive body form without wings and no distinct larval stage", Modern Latin Apterygota, from Greek a- 'not' + pterugōtos 'winged'.
adulterant: "A substance used to adulterate another", Mid 18th century: from Latin adulterant- 'corrupting', from the verb adulterare (see adulterate).