/ Dictionary / Index S sepal: Meaning and Definition of Find definitions for: se•pal Pronunciation: (sē'pul), [key] — n. Bot. one of the individual leaves or parts of the calyx of a flower. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sepal (Thesaurus) SEP sepaloid Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language