alderfly

al´der`fly`

	1.	Any of numerous dark-colored neuropterous insects of the genus Sialis or allied genera. They have predaceous aquatic larvæ, which are used for bait.
	2.	(Angling) An artificial fly with brown mottled wings, body of peacock harl, and black legs.

Thesaurus

Noun

1.

alderfly - dark-colored insect having predaceous aquatic larvae alder fly, Sialis lutaria neuropteran, neuropteron, neuropterous insect - insect having biting mouthparts and four large membranous wings with netlike veins genus Sialis, Sialis - type genus of the Sialidae