The Collaborative International Dictionary of English v.0.48:

Paragenic \Par`a*gen"ic\ (p[a^]r`[.a]*j[e^]n"[i^]k), a. [Pref.
   para- the root of ge`nos birth.] (Biol.)
   Originating in the character of the germ, or at the first
   commencement of an individual; -- said of peculiarities of
   structure, character, etc.
   [1913 Webster]