Mahila court judge M Sarvamangala awarded life sentence to Balakrishnan, husband of Suganya, for the murder besides imposing a fine of Rs 10,000 on him.
The prosecution case was that Balakrishnan, a driver, had married Suganya in Septembr, 2011 and the couple used to quarrel frequently over the "illicit affair" he had with some women.
Suganya was found dead under mysterious circumstance in her house in Kolakombai about 20km from here, on January six 2013.
Based on a complaint by Suganya's sister, Balakrishnan was arrested.
