/ Dictionary / Index E eriogonum: Meaning and Definition of Find definitions for: er•i•og•o•num Pronunciation: (er"ē-og'u-num, -ē-u-gō'num), [key] — n. any of various plants belonging to the genus Eriogonum, of the buckwheat family, native to southern and western North America. Cf. umbrella plant (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: eriogonum (Thesaurus) Erinys eriophyllous Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language