Definition of infancy noun from the Oxford Advanced American Dictionary

     

    infancy

     noun
    noun
    NAmE//ˈɪnfənsi//
     
    [uncountable]
     
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  1. 1 the time when a child is a baby to die in infancy
  2. 2 the early development of something a time when the movie business was still in its infancy
See the Oxford Advanced Learner's Dictionary entry: infancy