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.

Nearby words

  1. fimbriocele,
  2. fimicolous,
  3. fin,
  4. fin de siecle,
  5. fin de siècle,
  6. fin ray,
  7. fin whale,
  8. fin-footed,
  9. fin.,
  10. fin. sec. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for fin keel

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

  • 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.

  • The shark-bodied cutter, with her fin-keel below and her balloon above, was indeed now moving toward a position above the cruiser.

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