/ Dictionary / Index N notarize: Meaning and Definition of Find definitions for: no•ta•rize Pronunciation: (nō'tu-rīz"), [key] — -rized, -riz•ing. to certify (a document, contract, etc.) or cause to become certified through a notary public. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: notarize (Thesaurus) notarial notary Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language