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atheism

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noun athe·ism \ˈā-thē-ˌi-zəm\

Definition of atheism

  1. 1 archaic :  ungodliness, wickedness

  2. 2 a :  a disbelief in the existence of deity b :  the doctrine that there is no deity



Origin and Etymology of atheism

Middle French athéisme, from athée atheist, from Greek atheos godless, from a- + theos god


First Known Use: 1546



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