/ Dictionary / Index E extended order: Meaning and Definition of Find definitions for: extend'ed or'der Pronunciation: [key] an irregular formation of troops to suit the tactical requirements and the terrain. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. extended forecast extended play 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