woolly aphid: Meaning and Definition of

wool'ly a'phid

Pronunciation: [key]
  1. any plant louse of the family Aphididae, characterized by a waxy secretion that appears like a jumbled mass of fine, curly, white cottony or woolly threads, as Eriosoma lanigerumand Prociphilus tessellatus
  2. any of various aphids that produce white waxy threads, as Adelges piceae
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.