• Bengali Word বিপর্যয় English definition (noun) 1 disaster; upset; reverse; reverse of fortune; change for the worse; calamity; misfortune; loss; ruin; overthrow; destruction 2 turning round; transposition; change; alteration; inverted order/ succession; opposite; inversion; disorder. বিপর্যয় ঘটানো (verb transitive) cause/ bring about disaster/ destruction/ ruin; cause serious disruption. বিপর্যয় কাণ্ড (noun) a monstrous/ disastrous/ affair/ thing; a catastrophe.