noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   The production of high-octane petroleum fuel and kerosene by hydrogenating large or complex hydrocarbons and then cracking them. uncountable, usually
2. 2
   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 wordnet

Verb

1. 1
   present participle and gerund of hydrocrack form-of, gerund, participle, present

Etymology

From hydro- + cracking.

Related phrases

high octane

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.