Definition of discovery noun from the Oxford Advanced American Dictionary

      

    discovery

     noun
    noun
    NAmE//dɪˈskʌvəri//
     
    , NAmE//dɪˈskʌvri//
     
    (pl. discoveries)
     
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  1. 1[countable, uncountable] an act or the process of finding someone or something, or learning about something that was not known about before discovery (of something) the discovery of antibiotics in the 20th century The discovery of a child's body in the river has shocked the community. the discovery of new talent in the art world Researchers in this field have made some important new discoveries. He saw life as a voyage of discovery. discovery (that…) She was shocked by the discovery that he had been unfaithful. In 1974 Hawking made the discovery (= he discovered) that black holes give off radiation.
  2. 2[countable] a thing, fact, or person that is found or learned about for the first time The drug is not a new discovery—it's been known about for years.
See the Oxford Advanced Learner's Dictionary entry: discovery