/ Dictionary / Index C corn-root aphid: Meaning and Definition of Find definitions for: corn'-root a"phid Pronunciation: (kôrn'rt", -root"), [key] an aphid, Anuraphis maidiradicis, that lives as a symbiont in colonies of cornfield ants and feeds on the roots of corn: an agricultural pest. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. corn poppy corn rootworm Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language