macedonianism

from The Century Dictionary.

• noun The doctrines peculiar to Macedonius, Bishop of Constantinople in the fourth century; the denial of the divinity of the Holy Spirit. The second ecumenical council (see Constantinopolitan) was summoned mainly to combat this heresy. See Macedonian, n., 2.

from the GNU version of the Collaborative International Dictionary of English.

• noun The doctrines of Macedonius.