cracking 3
noundomain: natural proc.
Princeton WordNet [ver.3.1]
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EnglishDefinition
the process whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process)
Hypernym
(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved
EnglishDerivationally related form
Hyponym
hydrocracking 1
noun
the process whereby hydrocarbon molecules of petroleum are broken down into kerosene and gasolene by the addition of hydrogen under high pressure in the presence of a catalyst
