salt dome

noun

: a domical anticline in sedimentary rock that has a mass of rock salt as its core

Examples of salt dome 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.
Louisville recently added roughly 500 tons to its supply and its salt dome is now about two-thirds full, Bell said. — Caroline Neal, Louisville Courier Journal, 21 Jan. 2026 Workers spent much of the day replenishing road salt supplies at the city's four salt domes in preparation for the upcoming snow. — Marina Johnson, The Courier-Journal, 10 Jan. 2025 The Public Works facility salt dome, one of the city’s three domes, is almost empty, the report said. — R. Christian Smith, Chicago Tribune, 18 May 2026 The first involves drilling into naturally occurring salt domes in the earth and injecting water to pump and hollow out the space. — Jordan Blum, Fortune, 23 Dec. 2025 See All Example Sentences for salt dome

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of salt dome was in 1908

Rhymes for salt dome

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Browse Nearby Words

salt-desert cavy
salt dome
Salteaux
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Cite this Entry

“Salt dome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/salt%20dome. Accessed 8 Jul. 2026.

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Britannica.com: Encyclopedia article about salt dome

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