a pivoted fin keel that can be swung upward and aft within a watertight trunk when not in use.
Historical Examples


Read Also:

  • Center-field

    the area of the outfield beyond second base and between right field and left field. the position of the player covering this area. Historical Examples

  • Center-fielder

    the player whose position is center field. Historical Examples

  • Center-fire

    (of a cartridge) having the primer in the center of the base. Compare rimfire (def 1). (of firearms) designed for the use of such cartridges. Historical Examples

  • Center-forward

    an offensive player who covers the center of the field and who usually starts the kickoff. noun this player position in certain sports

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