Potassium

/pəˈtæsiəm/

Meaning & Definition

noun

A chemical element (symbol K) with atomic number 19, which is a soft, silvery-white metal that is highly reactive and occurs naturally only in ionic salts.

Potassium is an essential nutrient for plant growth.

An alkali metal that is crucial for various biological functions in the human body.

Bananas are well known for their high potassium content.

The potassium ion (K+), which is vital for maintaining proper cellular function.

Electrolytic balance in the body is often maintained by adequate levels of potassium.

A key ingredient in fertilizers that support healthy plant development.

The farmer applied potassium to the soil to enhance crop yield.

In chemistry, potassium is found in various compounds, such as potassium chloride and potassium nitrate.

The laboratory conducted experiments using potassium nitrate as a reagent.

Etymology

The name comes from the English word 'potash', which refers to the ashes of plants, which were used to produce potassium compounds.

Common Phrases and Expressions

potassium chloride

A chemical compound used for various applications, including as a fertilizer and in medical treatments.

potassium hydroxide

A strong alkaline compound used in food processing and manufacturing.

Related Words

electrolyte

A substance that produces an electrically conducting solution when dissolved in a polar solvent, like water.

alkali metal

Any of the six elements in group 1 of the periodic table.

Slang Meanings

I need to increase my K intake for better health.

Potassium boost

I had a banana for a potassium boost.