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potassium
Definition
Potassium is a mineral that is essential for life. It helps to regulate heart rate, blood pressure, and muscle function. Potassium is also important for nerve function and fluid balance.
Potassium is found in many foods, including bananas, potatoes, and tomatoes. It is also added to some foods, such as salt substitutes.
If you don't get enough potassium, you may experience muscle cramps, fatigue, and confusion. In severe cases, low potassium levels can lead to heart arrhythmias and even death.
How can the word be used?
Potassium is an essential element for plant and animal life.
Different forms of the word
Noun: a soft, silvery-white, highly reactive metal, the lightest of the alkali metals.
Adjective: relating to potassium.
Etymology
The word "potassium" comes from the Medieval Latin word "potassa", which is derived from the Arabic word "qalyah". The Arabic word "qalyah" refers to wood ash, which was the original source of potassium.
The first recorded use of the word "potassium" in English was in 1708.
Question
Where can potassium be found?