/ Dictionary / Index S submerse: Meaning and Definition of Find definitions for: sub•merse Pronunciation: (sub-mûrs'), [key] — -mersed, -mers•ing. to submerge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: submerse (Thesaurus) submergible submersed Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language