The Collaborative International Dictionary of English v.0.48:

Concrescible \Con*cres"ci*ble\, a. [F.]
   Capable of being changed from a liquid to a solid state.
   [Obs.]
   [1913 Webster]

         They formed a . . . fixed concrescible oil. --Fourcroy
                                                  (Trans. ).
   [1913 Webster]