HyderabadPronunciation: /ˈhʌɪdərəbad/Definition of Hyderabad 1a city in central India, capital of the state of Andhra Pradesh; population 4,025,300 (est. 2009). 2a former large princely state of south central India, divided in 1956 between Maharashtra, Mysore, and Andhra Pradesh. 3a city in SE Pakistan, in the province of Sind, on the River Indus; population 1,536,400 (est. 2009). Hyderabad in other Oxford dictionaries Definition of Hyderabad in the US English dictionary