| 释义 |
parasitoid, n. and a.|ˈpærəsɪtɔɪd|
[a. mod.L. Parasitoïdea (O. M. Reuter Lebensgewohnheiten und Instinkte der Insekten (1913) v. 53), f. parasite n. + -oid.]
An insect, esp. one belonging to the orders Hymenoptera or Diptera, whose larva lives as an internal parasite which eventually kills its host. Also as adj., of or pertaining to an insect of this kind.
1922W. M. Wheeler Social Life Insects ii. 46 Recent studies of the parasitic, or as I prefer to call them with O. M. Reuter, the ‘parasitoid’ Hymenoptera. Ibid., The parasitoids exhibit another peculiarity. 1941J. S. Huxley Uniqueness of Man v. 135 There exist fully formed adult insects—a beetle or two, and several parasitoid wasplike creatures—of smaller bulk than the human ovum. 1971Nature 12 Feb. 508/1 Many viruses, bacteria, fungi and insect parasitoids can attack insects. 1972L. E. Chadwick tr. Linsenmaier's Insects of World 300/1 Since most ‘parasites’ of the Hymenoptera destroy the host, they are not true parasites. Instead they are more accurately called parasitic predators or parasitoids. Ibid., Although it is important to know the distinction between parasites and parasitoids, in actual practice even entomologists tend to use the word parasite for both. 1974Nature 22 Feb. 572/1 A parasitoid fly was suspected as the cause of death. |