catalytic cracking
noun
the reduction of the molecular weight of hydrocarbons by a catalyst, accomplished in a petroleum refinery by a type of chemical reactor (catalytic cracker).
Compare cracker(def 10), cracking(def 1).
Words nearby catalytic cracking
catalysis,
catalyst,
catalytic,
catalytic converter,
catalytic cracker,
catalytic cracking,
catalyze,
catamaran,
catamarca,
catamenia,
catamite