The story
From triunitarian + -ism, from triune.
Etymology from Wiktionary, CC BY-SA 4.0.
triunitarianism
Today it means: Trinitarianism; the Christian doctrine which asserts that God's nature is triune. Full definition →
Today it means: Trinitarianism; the Christian doctrine which asserts that God's nature is triune. Full definition →
From triunitarian + -ism, from triune.
Etymology from Wiktionary, CC BY-SA 4.0.