/ Dictionary / Index I isogon: Meaning and Definition of Find definitions for: i•so•gon Pronunciation: (ī'su-gon"), [key] — n. a polygon having all angles equal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isogon (Thesaurus) isogloss isogonal Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language