LACEWING
lacewing, lacewing fly
(noun) any of two families of insects with gauzy wings (Chrysopidae and Hemerobiidae); larvae feed on insect pests such as aphids
Source: WordNet® 3.1
Etymology
Noun
lacewing (plural lacewings)
Any of a number of gauzy-winged insects of certain families within the order Neuroptera.
Any of various nymphalid butterflies of the genus Cethosia.
Synonyms
• (insect): lacewing fly
Source: Wiktionary
Lace"wing`, n. (Zoöl.)
Definition: Any one of several species of neuropterous insects of the genus
Chrysopa and allied genera. They have delicate, lacelike wings and
brilliant eyes. Their larvæ are useful in destroying aphids. Called
also lace-winged fly, and goldeneyed fly.
Source: Webster’s Unabridged Dictionary 1913 Edition