Rawalpindi

(Urdu: راولپنڈی) is a city in the Potwar Plateau near Pakistan's capital city of Islamabad, in the province of Punjab. It is the military headquarters of the Pakistan Armed Forces and also served as the nation's capital while Islamabad was being constructed in the 1960s. The city is home to many industries and factories.  Islamabad International Airport is actually in Rawalpindi, and it serves the city along with the capital. Rawalpindi is located in the Punjab province, 275 km (171 miles) to the north-west of Lahore. It is the administrative seat of the Rawalpindi District. The population of Rawalpindi is approximately 3,039,550.
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Noun
1. an ancient city in northeastern Pakistan; served as capitol of Pakistan while Islamabad was being built
(hypernym) city, metropolis, urban center
(part-holonym) Pakistan, Islamic Republic of Pakistan, West Pakistan