noun.
A religiousleader in IranianShi’iteIslam; a member of the ’ulama.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a high-ranking Shiite religious leader who is regarded as an authority on religious law and its interpretation and who has political power as well
Word Usage
"His successor, Ali Khamenei, also a fighter against the shah rather than a religious authority, was hastily "promoted" to the title ayatollah in order to become supreme leader."