reviviscence

from The Collaborative International Dictionary of English v.0.48

Reviviscence \Rev`i*vis"cence\, Reviviscency \Rev`i*vis"cen*cy\,
   n.
   The act of reviving, or the state of being revived; renewal
   of life.
   [1913 Webster]

         In this age we have a sort of reviviscence, not, I
         fear, of the power, but of a taste for the power, of
         the early times.                         --Coleridge.
   [1913 Webster]