noun
Usage: usually capitalized A
: the plainsong associated with the liturgy of the church of Milan including antiphonal psalm chants ascribed to St. Ambrose
noun
Usage: usually capitalized A
: the plainsong associated with the liturgy of the church of Milan including antiphonal psalm chants ascribed to St. Ambrose
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012