Find accurate definitions of over 5,000 Catholic terms and phrases (including abbreviations). Based on Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.
In Christian parlance the most sacred expression for any one of different forms of togetherness. As communion between God and the human soul in the divine indwelling; between Christ and the recipient of the Eucharist in Holy Communion; among all who belong to the Mystical Body in heaven, purgatory, and on earth in the Communion of Saints; and among those who belong to the Catholic Church as a communion of the faithful. (Etym. Latin communio, sharing unity, association; participation.)