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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
Skyr is a good source of calcium and protein, as well as phosphorus, potassium, and magnesium.71
A small study found that adding Icelandic yogurt (skyr) to a resistance training program improved muscle mass, strength, and skeletal muscle support in men aged 64-72.
—
Lauren O'Connor, Ms, Health, 3 Feb. 2025
Moreover, containing nutrients like nitrogen, phosphorus, potassium, and trace elements, Reclyzer ensures a steady release of fertility and promotes beneficial microbial activity.
—
Chris Gallagher, USA TODAY, 31 Jan. 2025
Water-rich foods such as watermelon, strawberries, oranges, cucumbers, tomatoes, celery, lettuces, spinach, bell peppers and zucchini can also hydrate you as well as provide key vitamins and nutrients such as potassium, which helps muscles to contract and supports normal blood pressure.
—
Michelle Marchante, Miami Herald, 30 Jan. 2025
Potentially Lower Blood Pressure Fenugreek is high in potassium, fiber, and antioxidants, all of which Malloy says can help reduce high blood pressure.
—
Audrey Noble, Vogue, 27 Jan. 2025
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Word History
Etymology
New Latin, from potassa potash, from English potash
First Known Use
circa 1807, in the meaning defined above
Phrases Containing potassium
Dictionary Entries Near potassium
Cite this Entry
“Potassium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/potassium. Accessed 11 Feb. 2025.
Kids 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
More from Merriam-Webster on potassium
Nglish: Translation of potassium for Spanish Speakers
Britannica English: Translation of potassium for Arabic Speakers
Britannica.com: Encyclopedia article about potassium
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