noun
Chiroteuthis imperator (species of squid)
A deep-sea squid species. The name literally means 'ghost squid'. Used in biological contexts.
ユウレイイカは深海に生息する珍しいイカの一種だ。
The Chiroteuthis imperator is a rare type of squid that lives in the deep sea.
Compound of 幽霊 (yūrei, 'ghost') + 烏賊 (ika, 'squid'), referring to its ghostly appearance.