A court here on Sunday sentenced a man to life imprisonment for killing his second wife in 2015.
The court also fined him Tk 10,000, in default, to suffer three months more in jail.
The convict is Khairul Islam, 45, son of Sher Mohammad of Begpur village in Gomostapur upazila of the district.
The court also sentenced Khairul's first wife Jelekha, alias Julekha, 42, to three years imprisonment in the same case and fined her Tk 5,000, in default, to suffer one month more in jail.
Additional District and Sessions Judge Ziaur Rahman handed down the verdict in presence of the convicts.
According to the prosecution, Khairul and Julekha had an altercation with his second wife Palani, alias Kulsum, 38, on January 8 in 2015. That night, they hit her on the head with a bamboo stick and strangled her. Then they hanged her body from a mango tree near their house.