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  1. Oxford Dictionary

    rachis

    • IPA[ˈreɪkɪs]

    英式

    • n.
      a stem of a plant, especially a grass, bearing flower stalks at short intervals.；the midrib of a compound leaf or frond.

    • noun: rachis, plural noun: rachides

    • 釋義

    名詞

    • 1. a stem of a plant, especially a grass, bearing flower stalks at short intervals.
    • ▪ the midrib of a compound leaf or frond.
    • 2. the vertebral column or the cord from which it develops.
    • 3. the shaft of a feather, especially the part bearing the barbs.
    • 更多解釋

    rachis

    • IPA[ˈrākəs]

    美式

    • n.
      a stem of a plant, especially a grass, bearing flower stalks at short intervals.

    Oxford American Dictionary