shale oil

noun

: a crude dark oil obtained from oil shale by heating

Examples of shale oil in a Sentence

Recent Examples on the Web
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Developed by researchers at Pennsylvania State University, the new oil extraction workflow may improve shale oil recovery up to an additional 15%. Prabhat Ranjan Mishra, Interesting Engineering, 16 Aug. 2025 The shale oil boom, triggered by new technologies, had arrived. Jacob Orledge, ProPublica, 4 Aug. 2025 Low prices are pressuring U.S. shale oil producers, who generally need crude prices at $65 per barrel to drill new wells profitably. Spencer Kimball, CNBC, 12 May 2025 As oil prices loiter near 5- year lows and costs rise in the oil patch, expectations for U.S. shale oil production are becoming more pessimistic. Michael Lynch, Forbes.com, 5 May 2025 See All Example Sentences for shale oil

Word History

First Known Use

1857, in the meaning defined above

Time Traveler
The first known use of shale oil was in 1857

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Cite this Entry

“Shale oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shale%20oil. Accessed 10 Sep. 2025.

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