Aranyak (Bengali: আরণ্যক /aɾonːok/, literally "forest-grown, pertaining to forest") composed between 1937 and 1939 and published in 1976, is a Bengali-language novel by Bibhutibhushan Bandopadhyay, based on his long and arduous years in northern Bihar, mainly in the districts of Purnea and Bhagalpur. Aranyak literally means "Of the Forest". The novel explores the journey of the protagonist, Satyacharan, through the contrasts of the jungle and the city.