/ Dictionary / Index A azo: Meaning and Definition of Find definitions for: az•o Pronunciation: (az'ō, ā'zō), [key] — adj. Chem. containing the azo group. azo- Pronunciation: [key] a combining form used in the formation of compound words, esp. names of chemical compounds containing nitrogen or the azo group: azobenzene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: azo (Thesaurus) azlon azobenzene Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language