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  1. Oxford Dictionary

    spicule

    • IPA[ˈspɪkjuːl]

    英式

    • n.
      a minute sharp-pointed object or structure that is typically present in large numbers, such as a fine particle of ice.；each of the small needle-like or sharp-pointed structures of calcite or silica that make up the skeleton of a sponge.

    • noun: spicule, plural noun: spicules

    • 釋義

    名詞

    • 1. technical a minute sharp-pointed object or structure that is typically present in large numbers, such as a fine particle of ice.
    • ▪ each of the small needle-like or sharp-pointed structures of calcite or silica that make up the skeleton of a sponge.
    • 2. a short-lived, relatively small radial jet of gas in the chromosphere or lower corona of the sun.
    • 更多解釋

    spicule

    • IPA[ˈspiˌkyo͞ol]

    美式

    • n.
      a minute sharp-pointed object or structure that is typically present in large numbers, such as ...

    Oxford American Dictionary