/ Dictionary / Index I in memoriam: Meaning and Definition of Find definitions for: in me•mo•ri•am Pronunciation: (in mu-môr'ē-um, -mōr'-), [key] in memory (of&hasp;); to the memory (of&hasp;); as a memorial (to). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. in mem. inmesh Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language