/ Dictionary / Index D dawsonite: Meaning and Definition of Find definitions for: daw•son•ite Pronunciation: (dô'su-nīt"), [key] — n. an orthorhombic mineral, hydrous sodium aluminum carbonate, NaAlCO(OH), with a vitreous luster, occurring as white blade-shaped crystals: mined as an ore of aluminum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dawson Creek Dax Related Content Daily Word Quiz: philately Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language