/ Dictionary / Index A approx.: Meaning and Definition of Find definitions for: approx. Pronunciation: [key] approximate. approximately. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. approver approximal Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language