/ Dictionary / Index I imino group: Meaning and Definition of Find definitions for: im'ino group" Pronunciation: [key] — Chem. Chem. the bivalent group =NH not linked to any acid group. Also calledCf. imido group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. imino iminourea Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language