/ Dictionary / Index A antihelix: Meaning and Definition of Find definitions for: an•ti•he•lix Pronunciation: (an"tē-hē'liks, an"tī-), [key] — pl. -hel•i•ces -he•lix•es. the inward curving ridge of the auricle of the ear. See diag. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antihalation antihemophilic factor Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language