/ Dictionary / Index A achlamydeous: Meaning and Definition of Find definitions for: ach•la•myd•e•ous Pronunciation: (ak"lu-mid'ē-us), [key] — adj. Bot. not chlamydeous; having neither calyx nor corolla. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: achlamydeous (Thesaurus) achlamydate achlorophyllous Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language