/ Dictionary / Index I isostemonous: Meaning and Definition of Find definitions for: i•so•ste•mo•nous Pronunciation: (ī"su-stē'mu-nus, -stem'u-), [key] — adj. Bot. having stamens equal in number to the sepals or petals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. isostatic isostere Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language