/ Dictionary / Index C Christian Endeavor: Meaning and Definition of Find definitions for: Chris'tian Endeav'or Pronunciation: [key] an organization of young people of various evangelical Protestant churches, formed in 1881 to promote Christian principles and service. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Christian Brother Christian Era Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language