The Collaborative International Dictionary of English v.0.48:

Cunctipotent \Cunc*tip"o*tent\ (k?nk-t?p"?-tent), a. [L.
   cunctipotens; cunctus all + potens powerful.]
   All-powerful; omnipotent. [R] "God cunctipotent." --Neale
   (Trans. Rhythm of St. Bernard).
   [1913 Webster]