Where does “petroil” come from?

petroil (English) comes from English oil, from Middle English oyle, from Old French oile, from Latin oleum, from Ancient Greek ἔλαιον, from Ancient Greek ἐλαία, from Proto-Hellenic elaíwā, from Proto-Indo-European loiwom.

petroil (English): A mixture of oil and gasoline used in certain types of vehicle engine

Definitions

  1. A mixture of oil and gasoline used in certain types of vehicle engine

Ancestry of “petroil”, step by step

petroil traces back through two separate lines of ancestry.

via English oil

StepLanguageWordMeaning
1EnglishoilLiquid fat; Petroleum-based liquid used as fuel...
2Middle EnglishoyleThe oil pressed from olives; olive oil; Oil as...
3Old Frenchoileoil
4Latinoleumolive oil; the palaestra
5Ancient Greekἔλαιονolive oil, commonly used as an anointing oil; any...
6Ancient Greekἐλαίαolive tree; olive; naevus
7Proto-Hellenicelaíwā
8Proto-Indo-Europeanloiwom

via English petrol

StepLanguageWordMeaning
1EnglishpetrolPetroleum, a fluid consisting of a mixture of...
2Frenchpétrolepetroleum; oil; hydrocarbon
3Medieval Latinpetroleum
4Latinpetrastone, rock
5Ancient Greekπέτραrock formation: cliff, ledge, cave, ridge; stone
Every word from Proto-Indo-European loiwom