Petroil
//ˈpɛt.ɹɔɪ(ə)l// noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A mixture of oil and gasoline used in certain types of vehicle engine. uncountable
Etymology
Blend of petrol + oil.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.