What is of or pertaining to antiphony, or alternate singing; sung alternately by a divided choir or opposite choirs. Wheatly. -- An*tiph"o*nal*ly, adv called?

antiphonal — Of or pertaining to antiphony, or alternate singing; sung alternately by a divided choir or opposite choirs. Wheatly. -- An*tiph"o*nal*ly, adv. (Webster's 1913.)

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