Irresistible \Ir`re*sist"i*ble\, a. [Pref. ir- not + resistible:
   cf. F. irr['e]sistible.]
   That can not be successfully resisted or opposed; superior to
   opposition; resistless; overpowering; as, an irresistible
   attraction.
   
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         An irresistible law of our nature impels us to seek
         happiness.                               --J. M. Mason.
   
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