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  1. cardioid

    • IPA[ˈkɑːdɪɔɪd]

    英式

    • n.
      a heart-shaped curve traced by a point on the circumference of a circle as it rolls around another identical circle.;a directional microphone with a heart-shaped pattern of sensitivity.
    • adj.
      of the shape of a cardioid.
    • noun: cardioid, plural noun: cardioids

    • 釋義

    名詞

    • 1. a heart-shaped curve traced by a point on the circumference of a circle as it rolls around another identical circle.
    • a directional microphone with a heart-shaped pattern of sensitivity.

    形容詞

    • 1. of the shape of a cardioid.
    • 更多解釋
    • IPA[ˈkärdēˌoid]

    美式

    • n.
      a heart-shaped curve traced by a point on the circumference of a circle as it rolls around ...
    • adj.
      of the shape of a cardioid.

    Oxford American Dictionary