Mac`e*do"ni*an, n. (Eccl. Hist.) One of a certain religious sect, followers of Macedonius, Bishop of Constantinople, in the fourth century, who held that the Holy Ghost was a creature, like the angels, and a servant of the Father and the Son.

Mac`e*do"ni*an (?), a. [L. Macedonius, Gr. ?.] (Geog.) Belonging, or relating, to Macedonia. -- n. A native or inhabitant of Macedonia.