/ Dictionary / Index L lemmatize: Meaning and Definition of Find definitions for: lem•ma•tize Pronunciation: (lem'u-tīz"), [key] — -tized, -tiz•ing. to sort (the words in a list or text) in order to determine the headword, under which other words are then listed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lemma lemme Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language