Synonym: blighter, cuss, gadfly, pesterer, pestilence, pestis, plague. Similar words: pesto, pester, pestle, tempest, tapestry, pestering, pestilent, pesticide. Meaning: [pest] 
n. 1. a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal 2. any epidemic disease with a high death rate 3. a persistently annoying person 4. any unwanted and destructive insect or other animal that attacks food or crops or livestock etc..
n. 1. a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal 2. any epidemic disease with a high death rate 3. a persistently annoying person 4. any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.. 
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241. The ratio vegetation index(RVI)method is combined with field survey of insect pest to determine critical values of RVI for different degrees of disaster and the judgement accuracy reaches 73%.
242. Conopomorpha sinensis Bradley is a main pest insect on litchi and longan.
243. The MON 810 technology, which is also used by other seed makers, is designed to resist the European corn borer, a pest that attacks maize stalks and thrives in warmer climates.
244. The population dynamics of the pest and natural enemies in different plots were consistent.
245. The meadow moth, Loxostege sticticalis L. is an important migratory pest in North China, but its exact overwintering area and migratory path are still not clear.
246. Here are some general tips from entomologist Wayne White to minimize pest issues -- and ants in particular.
More similar words: pesto, pester, pestle, tempest, tapestry, pestering, pestilent, pesticide, pestilence, tempestuous, pestilential, manifest destiny, peso, pipes, pesky, grapes, stripes, campesino, pessimism, pessimist, learn the ropes, pessimistic, typesetting, genital herpes, jest, west, rest, zest, test, quest.