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

Fertilizers are made up of three main nutrients: nitrogen (N), phosphorus (P), and potassium (K). —Charlotte Minnick, Hartford Courant, 20 Dec. 2024

Blueberry muffins: Sweeten with mashed banana to boost nutrition (with nutrients like potassium and fiber) and achieve an ideal moistness. —Lauren O'Connor, Ms, Health, 18 Dec. 2024

According to Cannabis Business Times, bat guano is a popular ingredient for many cannabis growers, due to its high proportion of the active ingredients nitrogen, phosphorous and potassium. —Gabrielle Rockson, People.com, 17 Dec. 2024

Tomatoes contain lycopene, which is good for lowering cholesterol, and oranges contain potassium and fiber, which lower blood pressure, says Routhenstein. —Sara Novak, Discover Magazine, 13 Dec. 2024

Word History

Etymology

New Latin, from potassa potash, from English potash

First Known Use

circa 1807, in the meaning defined above

Phrases Containing potassium

• potassium-argon
• potassium bromide
• potassium carbonate
• potassium chlorate
• potassium chloride
• potassium cyanide
• potassium dichromate
• potassium hydroxide
• potassium iodide
• potassium nitrate
• potassium permanganate
• potassium sorbate
• potassium sulfate

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