irānis

Etymology
From, made into a second-declension masculine noun (ending -is).

Noun

 * 1) an Iranian man, a man from Iran or of Iranian descent
 * : Iranian, pertaining to Iran and its people; pertaining to the Iranian languages
 * : Iranian, pertaining to Iran and its people; pertaining to the Iranian languages
 * : Iranian, pertaining to Iran and its people; pertaining to the Iranian languages

Usage notes
The terms and  are synonyms;  is more frequently used to refer to the ancient Iranian people, or to Iranian as a subgroup of Indo-European, while  more often refers to actual citizens of the State of Iran.