D defs.my
Entry 1 sense Webster, 1913

Lacewing

/(lās"wĭng`)/ · Lace·wing · IPA /ˈleɪs.wɪŋ/
01 n. Any one of several species of neuropterous insects of the genus Chrysopa and allied genera. They have delicate, lacelike wings and brillian…
  1. 1.
    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.(Zool.) Also: lace-winged fly, goldeneyed fly