potassium
noun
po·tas·si·um
pə-ˈta-sē-əm 
often attributive
: a silver-white soft light low-melting monovalent metallic element of the alkali metal group that occurs abundantly in nature especially combined in minerals see Chemical Elements Table
Examples of potassium in a Sentence
Recent Examples on the Web
Watch the Numbers The three numbers on a bag of fertilizer represent the percentage of nitrogen, phosphorus, and potassium the product contains.
—
Megan Hughes, Better Homes & Gardens, 11 Mar. 2025
Berries are also excellent sources of dietary fiber and potassium.
—Anna Giorgi, Verywell Health, 10 Mar. 2025
Chemicals such as titanium dioxide and potassium bromate, whose safety has been debated, are allowed in foods in the United States but not in Europe.
—David Hilzenrath, CBS News, 7 Mar. 2025
This can result in dehydration and imbalances in sodium and potassium levels, which are critical for normal cellular function and cardiovascular stability.
—Russel Honoré, Newsweek, 5 Mar. 2025
See All Example Sentences for potassium
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Megan Hughes, Better Homes & Gardens, 11 Mar. 2025
Berries are also excellent sources of dietary fiber and potassium.
—Anna Giorgi, Verywell Health, 10 Mar. 2025
Chemicals such as titanium dioxide and potassium bromate, whose safety has been debated, are allowed in foods in the United States but not in Europe.
—David Hilzenrath, CBS News, 7 Mar. 2025
This can result in dehydration and imbalances in sodium and potassium levels, which are critical for normal cellular function and cardiovascular stability.
—Russel Honoré, Newsweek, 5 Mar. 2025
See All Example Sentences for potassium
Cite this Entry
“Potassium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/potassium. Accessed 17 Mar. 2025.
Copy CitationKids Definition
potassium
noun
po·tas·si·um
pə-ˈtas-ē-əm
: a silver-white soft light metallic element that has a low melting point and occurs abundantly in nature especially combined in minerals see element
Medical Definition
potassium
noun
po·tas·si·um
pə-ˈtas-ē-əm
: a silver-white soft light low-melting monovalent metallic element of the alkali metal group that occurs abundantly in nature especially combined in minerals
—symbol K
see Chemical Elements Table
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