proper noun تِهران / tehrân

IPA: /tehrɒːn/

این چیه آخه 5 ساله از تهران

in čiye âxe ____ sâle az tehrân

What in the 5-years-old-from-Tehran is that anyway?

به امید دیدار شما عزیز در همایش روز ۲۱ تیرماه در تهران

be omid-e didâr-e šomâ aziz dar hamâyeš-e ruz-e ____ tirmâh dar tehrân

I hope to see you at the seminar on Tir 21 in Tehran.

Wiktionary

Proper noun

Tehran (the capital city of Iran, the seat of Tehran County's Central District, and the capital of Tehran Province)
Tehran (a county of Iran, around the city)
Tehran (one of 31 provinces in Iran Tehran Province,)
The Tehran Conference (1943).
the government of Iran.