/ Dictionary / Index L lymphoma: Meaning and Definition of Find definitions for: lym•pho•ma Pronunciation: (lim-fō'mu), [key] — pl. -mas, -ma•ta a tumor arising from any of the cellular elements of lymph nodes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lymphoma (Thesaurus) lymphokine-activated killer cell lymphomatosis Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language