ˈ ̷ ̷ˌ ̷ ̷ noun
also lacewing fly or lacewinged fly ˈ ̷ ̷ˌ ̷ ̷-
: any of various neuropterous insects of Chrysopa, Hemerobius, and related genera having delicate lacelike wing venation, long antennae, and brilliant eyes and producing larvae useful in destroying aphids and other small insects — see aphis lion
[s]lacewing.jpg[/s]