/ Dictionary / Index A ammono: Meaning and Definition of Find definitions for: am•mo•no Pronunciation: (am'u-nō"), [key] — adj. Chem. of, containing, or derived from ammonia. ammono- Pronunciation: [key] a combining form representingin compound words: ammonolysis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ammonium thiosulfate ammonoid Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language