/ Dictionary / Index M mountain sandwort: Meaning and Definition of Find definitions for: moun'tain sand'wort Pronunciation: [key] a sandwort, Arenaria groenlandica, of the pink family, native to Greenland and North America, having very numerous small leaves and small, white flowers, growing in rocky soil. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mountain rosebay mountain sheep Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language