Cracking synonyms, cracking pronunciation, cracking translation, english dictionary definition of cracking. In petrochemistry, petroleum geology and organic chemistry, cracking is the process whereby complex organic molecules such as kerogens or long. The meaning of cracking is very impressive or effective :
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How to use cracking in a sentence. Cracking is the process of breaking into smaller units, especially the process of splitting a large heavy hydrocarbon molecule into smaller, lighter. A process in which large molecules of a hydrocarbon are broken down into.