Definition of keel noun from the Oxford Advanced American Dictionary

 

keel

 noun
noun
NAmE//kil//
 
 
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  • the long piece of wood or steel along the bottom of a ship, on which the frame is built, and which sometimes sticks out below the bottom and helps to keep it in a vertical position in the water
  • Idioms
    on an even keel
     
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    living, working, or happening in a calm way, with no sudden changes, especially after a difficult time Business is now back on an even keel after the strike. Setting her life back on an even keel after their breakup had been incredibly difficult.
    See the Oxford Advanced Learner's Dictionary entry: keel