Many are beneficial in destroying injurious insects

• Any of various tiny insects whose larvae are parasites on eggs and larvae of other insects

WordNet Word definitions in WordNet
n. any of various tiny insects whose larvae are parasites on eggs and larvae of other insects; many are beneficial in destroying injurious insects [syn: chalcid fly , chalcidfly , chalcid wasp ]

Wiktionary Word definitions in Wiktionary
n. Any of many small wasps, of the superfamily ''Chalcidoidea'', having parasitic larvae