/ Dictionary / Index B birth certificate: Meaning and Definition of Find definitions for: birth' certif"icate Pronunciation: [key] an official form recording the birth of a baby and containing pertinent data, as name, sex, date, place, and parents. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. birth canal birth control 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