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
Bananas are rich in vitamins and minerals, such as potassium and vitamin C, as well as fiber and antioxidants.
—
Merve Ceylan, Health, 25 Apr. 2025
Potatoes Potatoes are nutrient-dense, providing vitamin C, potassium, fiber, and high-quality carbohydrates.24 One large potato with the skin provides 284 calories, 8 grams of protein, 64 grams of carbohydrates, and 7 grams of fiber.24
Roast them with extra-virgin olive oil or avocado oil.
—Kayla Girgen, Verywell Health, 24 Apr. 2025
The most prominent candidates are potassium and phosphate, both of which increase during exercise and are associated in some studies with muscle fatigue.
—Alex Hutchinson, Outside Online, 24 Apr. 2025
Severe Kidney Disease Spinach is high in potassium, which can be dangerous for people with severe kidney disease.
—Tom Gavin, EverydayHealth.com, 23 Apr. 2025
See All Example Sentences for potassium
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Merve Ceylan, Health, 25 Apr. 2025
Potatoes Potatoes are nutrient-dense, providing vitamin C, potassium, fiber, and high-quality carbohydrates.24 One large potato with the skin provides 284 calories, 8 grams of protein, 64 grams of carbohydrates, and 7 grams of fiber.24
Roast them with extra-virgin olive oil or avocado oil.
—Kayla Girgen, Verywell Health, 24 Apr. 2025
The most prominent candidates are potassium and phosphate, both of which increase during exercise and are associated in some studies with muscle fatigue.
—Alex Hutchinson, Outside Online, 24 Apr. 2025
Severe Kidney Disease Spinach is high in potassium, which can be dangerous for people with severe kidney disease.
—Tom Gavin, EverydayHealth.com, 23 Apr. 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 6 May. 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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