/ Dictionary / Index A aphid lion: Meaning and Definition of Find definitions for: a'phid li"on Pronunciation: [key] the larva of a lacewing, usually predaceous on aphids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aphid aphis Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language