devilfish

/ˈdɛvəlˌfɪʃ/
noun
  1. A large marine animal, especially a manta ray or an octopus, often considered frightening or mysterious.
    • The aquarium's new exhibit features a giant devilfish that can spread its fins wide.
    • In old sailor stories, the devilfish was said to drag ships under the waves.
    • The divers were amazed by the size of the devilfish gliding through the water.
Synonyms
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