オルカ

noun

orca; killer whale

Common term for the marine mammal Orcinus orca. Often used in aquariums, documentaries, and general conversation. The synonym シャチ is more traditional and widely used in Japanese.

See also: シャチ (しゃち)

• 水すい族ぞく館かんでオルカのショーを見みた。

  I saw an orca show at the aquarium.

• オルカは海うみの生せい態たい系けいの頂ちょう点てんに立たつ捕ほ食しょく者しゃだ。

  Orcas are apex predators in the marine ecosystem.