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Pronunciation: par'a-si'toyd

Definition: Denoting a feeding relationship intermediate between predation and parasitism, in which the parasitoid eventually destroys its host; refers especially to parasitic wasps (order Hymenoptera) the larvae of which feed on and finally destroy a grub or other arthropod host stung by the mother wasp before laying its egg(s) on the host.

[parasite + G. eidos, appearance]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.