/ Dictionary / Index E extd.: Meaning and Definition of Find definitions for: extd. Pronunciation: [key] extended. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. extant extemporal Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language