<p><strong>Adjective</strong></p><ul><li>Of or relating to Iran, its inhabitants, or their language.</li><li>Of or relating to the Iranian languages.</li></ul><p><strong>Noun</strong></p><ul><li>A subbranch of the Indo-European family of languages, including especially Persian, Pashto, Avestan, and Kurdish.</li><li>An inhabitant of Iran; Persian.</li></ul>