sodium chloride

noun

: an ionic crystalline chemical compound consisting of equal numbers of sodium and chlorine atoms : salt sense 1a

Examples of sodium chloride in a Sentence

Recent Examples on the Web
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Rock salt contains sodium chloride, however, and can be especially harsh on the environment, causing damage to plants, soil and aquatic animals. Tanasia Kenney, Charlotte Observer, 30 Jan. 2026 Salt is made of sodium chloride. Angelica Bottaro, Verywell Health, 20 Jan. 2026 Snow removal products with high concentrations of sodium chloride, the principal component in rock salt, cause dead or brown spots in lawns along roadways, driveways, sidewalks, and other high-traffic areas. Barbara Gillette, The Spruce, 13 Jan. 2026 On the cathode side, iron and iron chloride particles mix with sodium chloride (table salt), all immersed in molten sodium aluminum chloride (NaAlCl₄). Tejasri Gururaj, Interesting Engineering, 6 Jan. 2026 See All Example Sentences for sodium chloride

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of sodium chloride was in 1868

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Cite this Entry

“Sodium chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sodium%20chloride. Accessed 4 Feb. 2026.

Kids Definition

sodium chloride

noun
: a chemical compound that consists of crystals having equal numbers of sodium and chlorine atoms : salt sense 1a

Medical Definition

sodium chloride

noun
: an ionic crystalline chemical compound consisting of equal numbers of sodium and chlorine atoms : salt sense 1a
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