The Collaborative International Dictionary of English v.0.48:

Extraordinary \Ex*traor"di*na*ry\, n.; pl. Extraordinaries.
   That which is extraordinary; -- used especially in the
   plural; as, extraordinaries excepted, there is nothing to
   prevent success.
   [1913 Webster]

         Their extraordinary did consist especially in the
         matter of prayers and devotions.         --Jer. Taylor.
   [1913 Webster]