Castner cell

Cast·​ner cell | \ ˈkastnə(r)- \

Definition of Castner cell

1 : a rocking cell with a layer of mercury on the bottom for making sodium hydroxide and chlorine by electrolysis of sodium chloride solution
2 : a cell for making metallic sodium and hydrogen by electrolysis of fused sodium hydroxide

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Castner cell

after H.Y.Castner †1899 American chemist

Keep scrolling for more

Learn More about Castner cell

Statistics for Castner cell

Cite this Entry

“Castner cell.” Dictionary, Merriam-Webster, Accessed 26 Jan. 2021.

Comments on Castner cell

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


Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!