sodium

noun

so·​di·​um ˈsō-dē-əm How to pronounce sodium (audio)
: a silver-white soft waxy ductile element of the alkali metal group that occurs abundantly in nature in combined form and is very active chemically see Chemical Elements Table

Examples of sodium in a Sentence

Recent Examples on the Web Most executions were conducted with sodium thiopental as the anesthetic. Chiara Eisner, NPR, 18 Apr. 2024 The sodium values were based on the U.S. Dietary Guidelines for 4 to 8-year-olds, which is no more than 1,500 mg per day. Kristina Behr, Parents, 12 Apr. 2024 The standards would reduce sodium limits gradually over several school years. Parija Kavilanz and Sandee Lamotte, CNN, 9 Apr. 2024 Lightweight, easy to blend, and highly pigmented, its nourishing formula contains sodium hyaluronate and vitamin E. Danielle Sinay, Glamour, 9 Apr. 2024 Is Taco Bell a gaudy restaurant that serves cheap sodium bombs that all taste basically the same and bear only a passing resemblance to actual Mexican cuisine? Julie Beck, The Atlantic, 2 Apr. 2024 In the accident, a zirconium plate in the reactor vessel became loose and blocked the sodium coolant, causing a small amount of fuel to melt. Kylie Martin, Detroit Free Press, 28 Mar. 2024 Nutrition experts also caution about the hefty doses of sweeteners and sodium in some brands. Heather Vogell, ProPublica, 2 Apr. 2024 Long-Lasting Relief: Active ingredients that target inflammation, such as diclofenac sodium and trolamine salicylate, often provide longer-lasting relief. Danielle Zoellner, Verywell Health, 26 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sodium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from English soda

First Known Use

1807, in the meaning defined above

Time Traveler
The first known use of sodium was in 1807

Dictionary Entries Near sodium

Cite this Entry

“Sodium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sodium. Accessed 24 Apr. 2024.

Kids Definition

sodium

noun
so·​di·​um ˈsōd-ē-əm How to pronounce sodium (audio)
: a soft waxy silver-white metallic element that is chemically very active and is common in nature in combined form see element

Medical Definition

sodium

noun
so·​di·​um ˈsōd-ē-əm How to pronounce sodium (audio)
: a silver white soft waxy ductile element of the alkali metal group that occurs abundantly in nature in combined form and is very active chemically
symbol Na
see Chemical Elements Table

More from Merriam-Webster on sodium

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