shale

noun

: a fissile rock that is formed by the consolidation of clay, mud, or silt, has a finely stratified or laminated structure, and is composed of minerals essentially unaltered since deposition
shaley adjective
or less commonly shaly

Examples of shale in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Gabrielle completed the look with studded leather pumps in a shade of shale. Julia Teti, WWD, 12 Dec. 2024 Hidden behind a small thorny tree on one of the quarry’s walls, a dark gray vertical gash of shale intruded between masses of metamorphosed sandstone. Bypaul Voosen, science.org, 7 Nov. 2024 Higher elevation vineyards are noted for calcium-rich limestone or shale on the surface, while lower altitude areas and rolling hills will have this buried further down. Mike Desimone and Jeff Jenssen, Robb Report, 24 Feb. 2025 The local Standing Rock Sioux Tribe and climate activists were pitted against the corporate and government backers of the Dakota Access Pipeline, which was being built to carry oil from the state's Bakken shale fields to a terminal in Illinois. James K. Boyce, Scientific American, 1 Nov. 2018 See All Example Sentences for shale

Word History

Etymology

probably from obsolete or dialect shale scale, shell, from Middle English, from Old English scealu — more at shell

First Known Use

1747, in the meaning defined above

Time Traveler
The first known use of shale was in 1747

Browse Nearby Words

Cite this Entry

“Shale.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shale. Accessed 19 Mar. 2025.

Kids Definition

shale

noun
: a rock with a fine grain formed from clay, mud, or silt
shaley adjective

More from Merriam-Webster on shale

Last Updated: - Updated example sentences
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