solepiece

noun

Definition of solepiece

1 : a timber or girder laid on the ground to take and distribute the thrust of an upright or strut : the floor member of a frame

2a : a piece on the bottom of the rudder of a wooden ship designed to bring it down to the false keel

b : a piece joining rudderpost and sternpost in a steel ship

c : a projection from a ship's keel designed to support a balanced rudder

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