rorqual noun. 
['rɔ:kw(ǝ)l] E19.[French from Norwegian røyrkval from Old Norse reyðarhvalr, from reyðr specific name + hvalr whale.]Any of various baleen whales of the family Balaenopteridae, characterized by a pleated throat and small dorsal fin; 
esp. (a) (more fully 
common rorqual) the fin whale; 
(b) (more fully 
lesser rorqual) the minke whale. 
 [TahlilGaran] English Dictionary ▲