• Bengali Word সমর্থন English definition (noun) 1 supporting; support; seconding; upholding; backing; countenancing; endorsement; championship. 2 confirmation. 3 corroboration; vindication; justification. সমর্থনা = সমর্থন. সমর্থন করা (verb transitive) support; second; uphold; champion; bolster up; back; shore up; countenance; endorse; defend; confirm; corroborate.