অর্থ : Large brown aquatic larva of the dobsonfly. Used as fishing bait.
সমার্থক : hellgrammiate
অর্থ : Large soft-bodied insect having long slender mandibles in the male. Aquatic larvae often used as bait.
সমার্থক : corydalus cornutus, dobson fly, dobsonfly
Dobson meaning in Bengali (Bangla).