Origin: Greek suffix -ism
Zurvanism has 3 different meanings across 1 category:
a Zoroastrian sect that claims Zurvan was the ultimate source of the universe
a heretical Zoroastrian doctrine holding that Zurvan was the ultimate source of the universe and that both Ahura Mazda and Ahriman were Zurvan's offspring
A now-extinct branch of Zoroastrianism that had the divinity Zurvan as its primordial creator deity.