The Collaborative International Dictionary of English v.0.48:

Uncreate \Un`cre*ate"\, v. t. [1st pref. un- + create.]
   To deprive of existence; to annihilate.
   [1913 Webster]

         Who can uncreate thee, thou shalt know.  --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Uncreate \Un`cre*ate"\, a. [Pref. un- not + create, a.]
   Uncreated; self-existent. --Book of Common Prayer.
   [1913 Webster]