Chennai (Tamil: சென்னை; [ˈtɕennəj]), formerly known as Madras (மெட்ராஸ் or மதறாஸ்) or Madarasapatinam (மதராசப்பட்டினம்), is the capital city of the Indian state of Tamil Nadu. Chennai being the fourth most populous metropolitan area and the fifth most populous city in India, it is also the world's 36th largest metropolitan area. Located on the Coromandel Coast of the Bay of Bengal, Chennai is a "Gamma+ world city", as said by the Globalization and World Cities Research Network alongside cities such as Montreal, Nairobi, Bratislava, Panama City, Brisbane, Casablanca, Denver, Vancouver, Zagreb, Manama, Cape Town. As of 2009, Chennai had a population of 4.34 million in the 2001 census within the area administered by the Corporation of Chennai and an extended Metropolitan Population of 6.5 million. a The urban agglomeration of metropolitan Chennai has an estimated population over 8.2 million people.
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