/ Dictionary / Index S strontia: Meaning and Definition of Find definitions for: stron•ti•a Pronunciation: (stron'shē-u, -shu), [key] — n. Chem. Also calleda white or grayish-white, amorphous powder, SrO, resembling lime in its general character: used chiefly in the manufacture of strontium salts. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. strongylosis strontian Related Content Daily Word Quiz: pedagogy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language