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  1. pineal

    • IPA[ˈpīnēəl]

    美式

    • n.
      a pea-sized conical mass of tissue behind the third ventricle of the brain, secreting a hormone-like substance in some mammals.
    • noun: pineal, plural noun: pineals

    • 相關詞
    • n.
      (in some reptiles and lower vertebrates) an eye-like structure on the top of the head, covered ...

    Oxford Dictionary

    • n.
      (in some reptiles and lower vertebrates) an eye-like structure on the top of the head, covered ...

    Oxford American Dictionary

    • 更多解釋
    • IPA[ˈpɪnɪəl]

    英式

    • n.
      a pea-sized conical mass of tissue behind the third ventricle of the brain, secreting a ...

    Oxford Dictionary