/ Dictionary / Index A apetalous: Meaning and Definition of Find definitions for: a•pet•al•ous Pronunciation: (ā-pet'l-us), [key] — adj. Bot. having no petals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: apetalous (Thesaurus) apery apex Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language