Zoroˈastrianism
Also -ter-.
[f. prec. + -ism.]
The religious system taught by Zoroaster and his followers, and incorporated in the Zend-Avesta: commonly known as fire-worship.
| 1854 Milman Lat. Christ. iv. i. II. 4 Zoroasterianism had failed to propagate itself with any great success. 1874 Sayce Compar. Philol. viii. 307 The deities of the Veda became the evil spirits of Zoroastrianism. |