also: ごまちょうちょううお
noun
speckled butterflyfish; citron butterflyfish
A species of butterflyfish (Chaetodon citrinellus) found in the Indo-Pacific. The name is a biological term; in everyday contexts, it may be referred to simply as チョウチョウウオの一種.
ゴマチョウチョウウオはインド太平洋に生息する。
The speckled butterflyfish inhabits the Indo-Pacific.
水族館でゴマチョウチョウウオを見た。
I saw a citron butterflyfish at the aquarium.
The general term for butterflyfish; ゴマチョウチョウウオ is a specific species within this group.
The name combines ゴマ (sesame, referring to the speckled pattern) and チョウチョウウオ (butterflyfish). The exact derivation is uncertain, but it likely describes the fish's spotted appearance.