zero oil

noun

: an oil (as a lubricating oil) that becomes too viscous to flow or begins to deposit solid material at a temperature of 0° F by the cold test

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Cite this Entry

“Zero oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zero%20oil. Accessed 20 Feb. 2024.

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