Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

potassium hydroxide

noun

Medical Definition of potassium hydroxide

  1. :  a white deliquescent solid KOH that dissolves in water with much heat to form a strongly alkaline liquid and that is used as a powerful caustic and in the making of pharmaceuticals—called also caustic potash




Learn More about potassium hydroxide


Seen and Heard

What made you want to look up potassium hydroxide? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a division or portion of a pool or whole

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1926873504

Which of the following best describes an easily irritated person?

superficial flashy gregarious tetchy
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ