red oil

noun

Definition of red oil

1 : any of various oils that are red often because they are impure: such as
a : commercial oleic acid containing other fatty acids (as linoleic, palmitic, or stearic acid)
b : a domestic remedy for bruises made by macerating the tops of the common St.-John's-wort in olive oil
2 : a lubricating oil produced from petroleum in various ways

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Cite this Entry

“Red oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/red%20oil. Accessed 16 Oct. 2021.

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