/ Dictionary / Index G Gilded Age: Meaning and Definition of Find definitions for: Gild'ed Age' Pronunciation: [key] the period in the U.S. c1870–98, characterized by a greatly expanding economy and the emergence of plutocratic influences in government and society. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gilded gilder Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language