noun
humphead wrasse; Napoleon wrasse; Napoleonfish
A large reef fish with a prominent hump on the forehead, known as メガネモチノウオ in Japanese. The katakana name is used especially in diving and aquarium contexts.
See also: 眼鏡黐之魚
ダイビングで大きなナポレオンフィッシュを見た。
I saw a large Napoleonfish while diving.
The standard Japanese name for the same species; ナポレオンフィッシュ is a loanword used mainly in recreational diving and international contexts.
Borrowed from English 'Napoleonfish', named after the fish's resemblance to Napoleon Bonaparte's profile.