Source : Webster's Revised Unabridged Dictionary (1913)

Frigorific \Frig"o*rif"ic\, Frigorifical \Frig"o*rif`ic*al\a.
   [L. frigorificus; frigus, frigoris, cold + facere to make:
   cf. F. frigorifique.]
   Causing cold; producing or generating cold. --Quincy.