1. a state of freedom from emotional disturbance and anxiety; tranquillity.
Also, ataraxy [at-uh-rak-see]
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Origin: 1595-1605; < Latin < Greek: calmness, equivalent to atarák(tos) unmoved (a- a- + tarak-, variant stem of tarássein to disturb + -tos verbid suffix) + -s(is) -sis + -ia -ia
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