/ Dictionary / Index M maternity leave: Meaning and Definition of Find definitions for: mater'nity leave" Pronunciation: [key] a leave of absence for an expectant or new mother for the birth and care of the baby. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. maternity Mater Turrita Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language