also: がんぎえい
noun
skate (Rajidae spp., esp. Kwangtung skate, Dipturus kwangtungensis)
A type of cartilaginous fish; the name typically refers to the Kwangtung skate in Japanese contexts.
水族館でガンギエイを見た。
I saw a skate at the aquarium.
ガンギエイはエイの仲間だ。
The skate is a type of ray.
The name likely derives from the skate's resemblance to a 雁木 (gangi, a type of zigzag pattern or stepped pier), but the exact origin is uncertain.