Definition of infancy noun from the Oxford Advanced Learner's Dictionary

     

    infancy

     noun
    noun
    BrE BrE//ˈɪnfənsi//
     
    ; NAmE NAmE//ˈɪnfənsi//
     
    [uncountable] Babies
     
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  1. 1the time when a child is a baby or very young to die in infancy See related entries: Babies
  2. 2the early development of something a time when the cinema was still in its infancy
  3. Word Origin late Middle English: from Latin infantia ‘childhood, inability to speak’, from infans, infant- ‘unable to speak’, from in- ‘not’ + fant- ‘speaking’ (from the verb fari).Extra examples Deaths during infancy fell dramatically in the last century. Deaths during infancy have fallen dramatically in the last hundred years. He was ill many times throughout his infancy. She died in infancy. Since her infancy she has been a healthy baby. The new company is still in its infancy. The vaccination is given in early infancy. Their first child did not survive infancy. from infancy to late childhood This was at a time when the cinema was still in its infancy. to survive infancy
See the Oxford Advanced American Dictionary entry: infancy