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  1. cusp

    • IPA[kʌsp]

    英式

    • n.
      a point of transition between two different states;a pointed end where two curves meet.
    • noun: cusp, plural noun: cusps

    • 釋義

    名詞

    • 1. a point of transition between two different states those on the cusp of adulthood
    • 2. a pointed end where two curves meet.
    • a moulded projection at the point of a small arch in Gothic tracery.
    • a cone-shaped prominence on the surface of a tooth.
    • a pocket or fold in the wall of the heart or a major blood vessel that fills and distends if the blood flows backwards, so forming part of a valve.
    • a point at which the direction of a curve is abruptly reversed.
    • each of the pointed ends of the crescent moon.
    • a sharp rigid point of a leaf.
    • 3. the initial point of an astrological sign or house he was Aries on the cusp with Taurus
    • 更多解釋
    • IPA[kəsp]

    美式

    • n.
      a point of transition between two different states: those on the cusp of adulthood

    Oxford American Dictionary