Harekrushna Behera, 32, was arrested from his village Ajodhya, about 230 km from state capital Bhubaneswar, on the complaint lodged by the woman's father, police station chief K.C. Mallick told IANS.
He said that Behera, an alcoholic, asked his wife Anita (27) for Rs.100 to buy liquor. When she refused, he allegedly beat her and hit her on head with an iron rod, resulting in her death.
Anita's father has been given the custody of the couple's children, two daughters and a son, said Mallick.
Behera was jobless while Anita was working as a labourer to meet family expenses, police said.