engine oil
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English[edit]
Noun[edit]
engine oil (countable and uncountable, plural engine oils)
- Synonym of motor oil
- 2023 March 22, “Network News: Class 175s withdrawn for safety checks after fires”, in RAIL, number 979, page 13:
- The rest were undergoing special underbody cleaning safety checks at TfW depots, after speculation that the cause of the incidents may have been a build-up of engine oil and combustible material such as fallen leaves and general detritus.