centerboard Hear it!

centerboard definition

☆ center·board (-bôrd′)

noun

a movable board or metal plate that, when lowered through a slot in the floor of a shallow-draft sailboat, functions like a keel to reduce leeward drift or increase stability, esp. one that moves on a pivot

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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