Where does “self-oiling” come from?

self-oiling (English) comes from English oiling, 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.

self-oiling (English): Automatically lubricating itself with oil while...

Definitions

  1. Automatically lubricating itself with oil while...

Ancestry of “self-oiling”, step by step

self-oiling traces back through two separate lines of ancestry.

via English oiling

StepLanguageWordMeaning
1Englishoilingpresent participle of oil; An application of oil
2EnglishoilLiquid fat; Petroleum-based liquid used as fuel...
3Middle EnglishoyleThe oil pressed from olives; olive oil; Oil as...
4Old Frenchoileoil
5Latinoleumolive oil; the palaestra
6Ancient Greekἔλαιονolive oil, commonly used as an anointing oil; any...
7Ancient Greekἐλαίαolive tree; olive; naevus
8Proto-Hellenicelaíwā
9Proto-Indo-Europeanloiwom

via English Self

StepLanguageWordMeaning
1EnglishSelfHimself, herself, itself, themself, themselves; that specific (person mentioned)
2Middle EnglishsalveAlternative form of sauf
3Old Englishsealfsalve
4Proto-West Germanicsalbusalve, ointment
5Proto-Germanicsalbōsalve, ointment
6Proto-Indo-Europeansolp-éh₂
7Proto-Indo-Europeanselp-fat, oil
Every word from Proto-Indo-European loiwomEvery word from Proto-Hellenic elaíwāEvery word from Ancient Greek ἐλαία
self-oiling — Etymology, Origin & Word History | Etymology Explorer