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  1. Oxford Dictionary

    bilge keel

    • n.
      each of a pair of plates or timbers fastened under the sides of the hull of a ship to provide lateral resistance to the water, prevent rolling, and support its weight in dry dock.

    • noun: bilge keel, plural noun: bilge keels

    • 更多解釋

    bilge keel

    • IPA[ˈbilj ˌkēl]
    • n.
      each of a pair of plates or timbers fastened under the sides of the hull of a ship to provide ...

    Oxford American Dictionary