potash

noun

pot·​ash ˈpät-ˌash 

1

: potassium carbonate especially from wood ashes

2

: potassium or a potassium compound especially as used in agriculture or industry

Examples of potash in a Sentence

Recent Examples on the Web

If a soil test indicates that your soil is low in potassium, apply at a rate of 1 pound of potash per 1000 square feet of lawn. —Mary Marlowe Leverette, Southern Living, 17 Oct. 2025

And farmers are suffering a double whammy because the costs of the inputs needed to grow those soybeans — fertilizer, seeds, potash, equipment — are rising, also because of tariffs. —Patricia Lopez, Mercury News, 14 Oct. 2025

Most exports to the United States face a 35% flat tariff rate, while energy and potash imports are tariffed at 10%. —Christian Datoc, The Washington Examiner, 7 Oct. 2025

First Potash In 2027 The Jansen potash project in Canada is the company’s primary development focus with first commercial production of the crop fertiliser scheduled for mid-2027 while a second stage of Jansen has been delayed. —Tim Treadgold, Forbes.com, 19 Aug. 2025

Word History

Etymology

singular of pot ashes

First Known Use

1668, in the meaning defined at sense 1

Phrases Containing potash

• caustic potash

Rhymes for potash

• backlash
• chumash
• eyelash
• moustache
• mustache
• noncash
• rehash
• whiplash
• ash
• bash
• brash
• cache

Kids Definition

potash

noun

pot·​ash ˈpät-ˌash 

: potassium or a potassium compound

Medical Definition

potash

noun

pot·​ash ˈpät-ˌash 

1

a

: potassium carbonate especially from wood ashes

b

: potassium hydroxide

2

: potassium or a potassium compound especially as used in agriculture or industry