mid-15c., "bearing or producing abundantly," from Middle French fertil (15c.) and directly from Latin fertilis "bearing in abundance, fruitful, productive," from ferre "to bear," from PIE root *bher- (1) "to carry," also "to bear children." Fertile Crescent (1914) was coined by U.S. archaeologist James H. Breasted (1865-1935) of University of Chicago in "Outlines of European History," Part I.