/ Dictionary / Index C Copper Age: Meaning and Definition of Find definitions for: Cop'per Age" Pronunciation: [key] a cultural period intermediate between the Neolithic and the Bronze ages, marked by the development and use of copper tools. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. copper copperah Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language