pyrogenic meaning
pyrogenic (comparative more pyrogenic, superlative most pyrogenic) 1  producing heat, especially in the body. 2  producing fever. ( 3 geology) of a mineral formed from a magma at high temperature.
Cryogenics is the science of producing and studying low-temperature conditions. The word cryogenics comes from the Greek word cryos, meaning cold, combined with a shortened form of the English verb to generate.. It has come to mean the generation of temperatures well below those of normal human experience.