opah /ˈəʊpə/

• 1. 

  N a large soft-finned deep-sea teleost fish, Lampris regius (or luna), of the Atlantic and Pacific Oceans and the Mediterranean Sea, having a deep, brilliantly coloured body: family Lampridae 月鱼; 大西洋、太平洋及地中海的大型软鱼鳍深海硬骨鱼，有深色、色彩灿烂的身体 (Also called moonfish, kingfish)