/ Dictionary / Index C Conference on Security and Cooperation in Europe: Meaning and Definition of Find definitions for: Con'ference on Secu'rity and Coopera'tion in Eu'rope Pronunciation: [key] an agreement signed in Helsinki, Finland, in 1975, by 35 countries including the U.S. and the Soviet Union, that promotes human rights as well as cooperation in economic, social, and cultural progress. Abbr.: CSCE Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. conference call conferencing Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language