英语词源字典 - 在线词源网站

acushla [acushla 词源字典]: "An affectionate form of address", Mid 19th century: from Irish a chuisle (moi chroi) 'O pulse (of my heart)!'.[acushla etymology, acushla origin, 英语词源]
aschelminth: "An invertebrate animal belonging to a group of phyla that are distinguished by the lack of a well-developed coelom and blood vessels. Most are minute worm-like animals, including the nematodes, rotifers, and water bears", From modern Latin Aschelminthes (former phylum name), from Greek askos 'sac' + helminth 'worm' (from the former belief that animals of this group had a fluid-filled internal sac).
acetylcysteine: "An acetylated form of the amino acid cysteine, which is an antioxidant used as a mucolytic agent and in the treatment of paracetamol poisoning", 1930s; earliest use found in Journal of the American Chemical Society. From acetyl + cysteine.
autodidacticism: "Self-education; the fact or condition of being an autodidact", Late 19th cent. From autodidactic + -ism.
acetyltransferase: "Any of a group of enzymes which bring about the transfer of acetyl groups from one molecule to another", 1960s; earliest use found in Journal of Biological Chemistry. From acetyl + transferase.
asteroseismology: "The study of the interior of stars by the observation and analysis of oscillations at their surface", 1980s; earliest use found in Nature: a weekly journal of science. From ancient Greek ἀστερο-, combining form of ἀστήρ star + seismology.
alfisol: "A soil of an order comprising leached basic or slightly acid soils with a clay-enriched B horizon", 1960s: from the arbitrary element Alfi- + -sol.
acidaemia: "Increased acidity of the blood; an instance of this; = acidosis. Frequently with distinguishing word, typically indicating the type of excess acid", Late 19th cent.; earliest use found in The Lancet. From acid + -aemia.
amphitrichous: "Designating or pertaining to bacteria having one or more flagella at each pole", Early 20th cent.; earliest use found in William Dorland (1864–1956).
altarage: "The revenue arising from an altar in the form of oblations, offerings, etc.; the right to collect and retain this as income. Also as a count noun (chiefly in plural): an income or revenue so derived", Late Middle English; earliest use found in John Wyclif (d. 1384), theologian, philosopher, and religious reformer. From altar + -age, after Anglo-Norman auterage and Middle French autelage or post-classical Latin altaragium, alteragium, altelagium, altilagium.
amphicarpic: "= amphicarpous", Mid 19th cent.; earliest use found in Florist's Journal.
antipruritic: "(Chiefly of a drug) used to relieve itching", Late 19th century: from anti- + pruritic (see pruritus).
allophone (1): "Any of the various phonetic realizations of a phoneme in a language, which do not contribute to distinctions of meaning. For example, in English an aspirated p (as in pin) and unaspirated p (as in spin) are allophones of p, whereas in ancient Greek the distinction was phonemic", 1930s: from allo- 'other, different' + phoneme.
allophone (2): "(Especially in Quebec) an immigrant whose first language is neither French nor English", 1970s: from allo-, on the pattern of francophone.
agonious: "(A) Full of agony, agonizing. (b) Involving struggle; relating to the agony of death", Early 16th cent.; earliest use found in Robert Fabyan (d. 1513), chronicler. From agony + -ous, originally after Middle French agonieux agonizing.
allonym: "The name of another person which has been assumed by the actual author of a work; (more generally) any name assumed by someone; a pseudonym, an alias. Also (occasionally): a book purporting to be by someone other than its actual author", Mid 19th cent. From allo- + -onym, probably after French allonyme.
astroplankton: "Hypothetical living material such as microorganisms or spores present in space, postulated as able to initiate or spread life on reaching a suitable environment", 1950s; earliest use found in John Burdon Sanderson Haldane (1892–1964), geneticist.
ab extra: "From without, from the outside", Early 17th cent.; earliest use found in John Healey (c1585–c1616), translator. From post-classical Latin ab extra from outside, from without from classical Latin ab from + extrā (adverb) without, outside.
acoustic microscope: "A phonograph with respect to its power of producing clearly audible sounds from only small variations in a surface ( rare )", Early 20th cent.; earliest use found in American Homes & Gardens.
alalia: "Inability to speak normally; loss of the ability to speak, especially as a result of damage to certain areas of the brain", Mid 19th cent.; earliest use found in The Eclectic Review. From post-classical Latin alalia from a- + ancient Greek λαλία speech.