| 单词 | parasitic |
| 释义 | parasitic (once / 5226 pages) 1adj 2adj The adjective parasitic is mainly a scientific term for talking about an organism that lives on a host, taking what it needs to stay alive while often injuring the host. By their nature, ticks, leeches, and lice are all parasitic; they live off their hosts. You can also use the word parasitic more metaphorically, to describe a person who takes without giving anything in return. A thirty year-old man who lives with his mother, eating her food and not paying rent, could be described as parasitic, since he survives by sponging off another person. Parasitic comes from the Greek word parasitos, "eating at another's table." WORD FAMILYparasitic: nonparasitic, parasitically, semiparasitic+/parasite: parasites, parasitic, parasitical, parasitism, semiparasite/parasitism: parasitisms USAGE EXAMPLESThose include a trapdoor spider, a speckled freshwater darter, a parasitic worm and an extinct lizard. Washington Post(Dec 20, 2016) His campaign’s closing ad juxtaposed photos of Jewish financiers with classic anti-Semitic vocabulary about a parasitic “global power structure.” Slate(Dec 06, 2016) Developed in the 1950s, Daraprim is the best treatment for a relatively rare parasitic infection called toxoplasmosis. BBC(Dec 01, 2016) 1 1adj relating to or caused by parasites parasitic infection Syn parasitical 2adj of plants or persons; having the nature or habits of a parasite or leech; living off another 2a wealthy class parasitic upon the labor of the masses parasitic vines that strangle the trees Syn bloodsucking, leechlike, parasitical dependent relying on or requiring a person or thing for support, supply, or what is needed adj of or pertaining to epenthesis Syn epenthetic |
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