/ Dictionary / Index I immersed: Meaning and Definition of Find definitions for: im•mersed Pronunciation: (i-mûrst'), [key] — adj. plunged or sunk in or as if in a liquid. somewhat or wholly sunk in the surrounding parts, as an organ. growing under water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: immersed (Thesaurus) immerse immersion Related Content Daily Word Quiz: viscous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language