/ Dictionary / Index S smalto: Meaning and Definition of Find definitions for: smal•to Pronunciation: (smäl'tō, smôl'-It.zmäl'tô), [key] — pl. -tos, -ti colored glass or similar vitreous material used in mosaic. a piece of this. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. smaltite smaragd Related Content Daily Word Quiz: designate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language