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[sen-ter-bawrd, -bohrd] /ˈsɛn tərˌbɔrd, -ˌboʊrd/
noun, Nautical
a pivoted fin keel that can be swung upward and aft within a watertight trunk when not in use.
Also called drop keel.
Compare daggerboard.
Origin of centerboard
1840-50, Americanism; center + board Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for centerboard
  • To move among them without a collision is to sail without benefit of a centerboard or rudder.
  • The hold, once separated by the centerboard trunk, is now open.
  • The centerboard trunk is made from cypress bed logs and sugar pine sides.
  • The canoe has a centerboard and carries springboards for use when racing.
  • The centerboard shall be lowered as soon as practical upon leaving port and remain lowered throughout the cruise.
  • Pacific whiting target strength data were collected using the centerboard transducer system.

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