Iranian

UK: /ɪˈreɪniən/

US: /ɪˈreɪniən, ɪˈrɑ-, aɪˈreɪ-/

US: (i rā′nē ən, i rä′-, ī rā′-)

WordReference Random House Learner's Dictionary of American English © 2025

I•ra•ni•an /ɪˈreɪniən, ɪˈrɑ-, aɪˈreɪ-/   adj. 

1. of or relating to Iran.

n. [countable]
2. a person born or living in Iran.

WordReference Random House Unabridged Dictionary of American English © 2025

I•ra•ni•an  (i rā′nē ən, i rä′-, ī rā′-), adj. 

1. Language Varieties, Place Names of or pertaining to Iran, its inhabitants, or their language.
2. Language Varieties of or pertaining to the Iranian languages.

n. 

3. Language Varieties a subbranch of the Indo-European family of languages, including esp. Persian, Pashto, Avestan, and Kurdish.
4. Place Names, Language Varieties an inhabitant of Iran; Persian.

Also, I•ra•ni  (i ran′ē, i rä′nē, ī rā′-) (for defs. 1, 4).

• Iran + -ian 1835–45

Collins Concise English Dictionary © HarperCollins Publishers::

Iranian / ɪˈreɪnɪən/ noun

1. a native, citizen, or inhabitant of Iran
2. a branch of the Indo-European family of languages, divided into West Iranian (including Old Persian, Pahlavi, modern Persian, Kurdish, Baluchi, and Tajik) and East Iranian (including Avestan, Sogdian, Pashto, and Ossetic)
3. Also: Persian, Farsi the modern Persian language

adjective

1. relating to, denoting, or characteristic of Iran, its inhabitants, or their language; Persian
2. belonging to or relating to the Iranian branch of Indo-European