noun: The head of state and commander-in-chief of the entire armed forces of the Islamic Republic of Iran, with the authority to dismiss the Iranian president. The Supreme Leader is also the highest-ranking spiritual leader in Iran.
noun: The highest-ranking member of an organization or country, who has absolute power.
noun: Alternative letter-case form of Supreme Leader [The head of state and commander-in-chief of the entire armed forces of the Islamic Republic of Iran, with the authority to dismiss the Iranian president. The Supreme Leader is also the highest-ranking spiritual leader in Iran.]