/ Dictionary / Index A axil: Meaning and Definition of Find definitions for: ax•il Pronunciation: (ak'sil), [key] — n. Bot. the angle between the upper side of a leaf or stem and the supporting stem or branch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: axil (Thesaurus) axial skeleton axile Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language