green oil

noun

: any of various oils that are green in color or that have not been refined: such as
b
: a fraction obtained from shale oil in the first distillation and chemical treatment

Word History

First Known Use

1607, in the meaning defined above

Time Traveler
The first known use of green oil was in 1607

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Dictionary Entries Near green oil

Cite this Entry

“Green oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/green%20oil. Accessed 14 Apr. 2024.

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