parasite

名词 n. 动词 v.
中文释义
英 /ˈpæɹəˌsaɪt/    美 /ˈpæɹəˌsaɪt/|/ˈpɛɹəˌsaɪt/

英文释义

名词 n.
  1. An organism that lives on or in another organism of a different species, deriving benefit from living on or in that other organism, while not contributing towards that other organism sufficiently to cover the cost to that other organism.
    — Lice, fleas, ticks, and mites are widely spread parasites.
  2. An organism that lives on or in another organism of a different species, deriving benefit from living on or in that other organism, while not contributing towards that other organism sufficiently to cover the cost to that other organism.; An internal parasite that is an animal or protist. informal,specifically
    — He lacks, however, even the basic Dr. Kildare lingo about medical issues. For instance, he regularly misidentifies poppers as amyl nitrate, instead of amyl nitrite — two forms of heart medicine with different affects ^([sic]). Salmonella, a bacteria, is not usually classified as a parasite. And he mistakenly writes, "lenti means slow" in the lentiviruses. ("Lenti" means lens-shaped, biologists classify by structure, not by behavior.)
  3. A person who lives on other people's efforts or expense and gives little or nothing back. derogatory
    — A royalist who publicly called for a military intervention to protect the parasite monarchy.
  4. A sycophant or hanger-on. derogatory
  5. A climbing plant which is supported by a wall, trellis etc. literary,poetic
    — Her golden tresses shade / The bosom's stainless pride, / Curling like tendrils of the parasite / Around a marble column.
  6. A retainer or companion of an ancient Celtic warrior, who praised him in song or poetry at gatherings; a bard. historical
  7. A component of a composite aircraft which is carried aloft and air-launched by a larger carrier aircraft or mother ship to support the primary mission of the carrier; a parasite aircraft.
    — […] parasiting and aerial refueling as range-extension measures. Second, parasiting would be exorbitantly expensive, because each parasite bomber would need its own carrier. Two bombers could be serviced by a single tanker, however,[…]
  8. An isolated (FSDU) (freestanding display unit ) attributive
    — parasite display
动词 v.
  1. To parasitize. rare
    — ... parasiting upon her husband, taking everything and giving nothing in return, this woman had brought her husband to a condition of serious ill health because of his grief, anxiety, and despair over her failure.

词形变化

parasites plural parasites present,singular,third-person parasiting participle,present parasited participle,past parasited past

词汇关系

反义词
commensal mutualist sometimes symbiote
衍生词
alloparasite antiparasite brood parasite coproparasite ecoparasite ectoparasite endoparasite enteroparasite entomoparasite epiparasite exoparasite haemoparasite hemiparasite hemoparasite holoparasite hyperparasite kleptoparasite macroparasite mesoparasite microparasite multiparasite mycoparasite neuroparasite nonparasite nosoparasite parasital parasitary parasitation parasite aircraft parasitelike parasitemia parasitic parasitical parasiticide parasitisation parasitise parasitism parasitization parasitize parasitocenosis parasitoid parasitological parasitology parasitome parasitophobia parasitophorous parasitosis phytoparasite pseudoparasite semiparasite superparasite welfare parasite wound parasite xenoparasite zooparasite
相关词
sito- facultative obligate symbiont

词源

词源 1
From Middle French parasite, from Latin parasitus, from Ancient Greek παράσιτος (parásitos, “person who eats at the table of another”), from noun use of adjective meaning "feeding beside", from παρά (pará, “beside”) + σῖτος (sîtos, “food”).
词源 2
From Middle French parasite, from Latin parasitus, from Ancient Greek παράσιτος (parásitos, “person who eats at the table of another”), from noun use of adjective meaning "feeding beside", from παρά (pará, “beside”) + σῖτος (sîtos, “food”).
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