| avestan | (n) an ancient Iranian language, Syn. Zend |
| avestan | (n) the script in which the ancient Persian language of the Avesta is written |
| avestan | (adj) of or pertaining to the Avesta (sacred text of Zoroastrianism) |
| Avestan | a. Of or pertaining to the Avesta or the language of the Avesta. -- |