/ Dictionary / Index E Economic Cooperation Administration: Meaning and Definition of Find definitions for: Econom'ic Coopera'tion Administra"tion Pronunciation: [key] the U.S. government agency that administered the European Recovery Program. Abbr.: ECA, E.C.A. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. economically economic cycle Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language