/ Dictionary / Index A aluminum nitrate: Meaning and Definition of Find definitions for: alu'minum ni'trate Pronunciation: [key] — Chem. Chem. a white, crystalline, water-soluble solid, Al(NO)&multiplydot;9HO, used chiefly as a mordant in dyeing cotton. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aluminum monostearate aluminum oxide Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language