orca definition

  • noun:
    • identify killer whale.
    • A sea mammal (scientific name: Orcinus orca) regarding dolphins and porpoises, generally called the killer whale.
    • In mammalogy, a genus of marine delphinoid odontocete cetaceans, containing the various species generally killers, sword-fish, or grampuses.
    • In ornithology, that area of the tracheal tympanum of a bird that will be created by the pretty much coƶssified bands associated with the bronchi. See tympanum.
    • predatory black-and-white toothed whale with large dorsal fin; common in cold seas

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