- Zurvanism - a Zoroastrian sect that claims Zurvan was the ultimate source of the universe
--1 is a kind of sect, religious sect, religious order
- Zurvanism - 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
--2 is a kind of theological doctrine, religious doctrine; heresy, unorthodoxy
- Zurvanism - 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