Potassium Meaning
/pəˈtæsiəm/Definition, CEFR level B2, pronunciation, examples, and quiz.
Listen pronunciation
Definition
nounA soft, waxy, silvery reactive metal that is never found unbound in nature; an element with atomic number 19 and atomic weight of 39.0983.
nounAn atom of this element.
Sentence Examples
Berries are high in minerals such as potassium.
Lithium, sodium, potassium, rubidium, caesium and francium are alkali metals.
CEFR Practice Quiz
Bananas are known for their high ____ content, which helps regulate blood pressure.
CEFR Practice Quiz (Alternate)
Bananas are a well-known source of ____, an essential mineral for heart and muscle function.
Word Origin & History
Coined by British chemist Humphry Davy in 1807, from potassa (a Latinized form of potash) + -ium.
Explore More B2 Vocabulary Words
CEFR Practice Quiz
Bananas are known for their high ____ content, which helps regulate blood pressure.
CEFR Practice Quiz (Alternate)
Bananas are a well-known source of ____, an essential mineral for heart and muscle function.