Definition of chord noun from the Oxford Advanced American Dictionary

     

    chord

     noun
    noun
    NAmE//kɔrd//
     
     
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  1. 1(music) two or more notes played together
  2. 2(mathematics) a straight line that joins two points on a curve
  3. Idioms
    strike/touch a chord (with somebody)
     
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    to say or do something that makes people feel sympathy or enthusiasm The speaker had obviously struck a chord with his audience.
See the Oxford Advanced Learner's Dictionary entry: chord