Adoni, city, western Andhra Pradesh state, southern India. It lies 140 miles (225 km) southwest of Hyderabad, on the Chennai-Mumbai railway route. Adoni was once the stronghold for the rulers of the medieval Hindu kingdom of Vijayanagar. Muslims later controlled it until 1792, when a war between the British East India Company and Tippu Sultan resulted in its cession to the nizam of Hyderabad. A magnificent mosque (Jāmiʿ Masjid) was built there in 1680. Adoni manufactures cotton cloth and carpets. The city is the site of TGLG Polytechnic and the Adoni Arts and Science College. Pop. (2001) 157,305.