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fin keel

noun, Nautical.
a finlike projection extending downward from the keel of a sailboat, serving to prevent lateral motion and acting as additional ballast. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for fin-keel
Historical Examples
  • The shark-bodied cutter, with her fin-keel below and her balloon above, was indeed now moving toward a position above the cruiser.

  • The fin-keel requires great depth if it is to be of any real use, and it is in this particular point that small yachts suffer.

    Yachting Vol. 1 Various.
  • As to whether a fin-keel or a weighted centreboard is the better, he has not yet made up his mind.

    Yachting Vol. 2 Various.
British Dictionary definitions for fin-keel

fin keel

a projection from the keel of a vessel to give it additional stability
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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