Definition of barium hydroxide
: a strong toxic base Ba(OH)2.8H2O obtained usually as colorless crystals by dissolving barium oxide in water and used chiefly in making lubricating greases and especially formerly in recovering sugar from molasses
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.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up barium hydroxide? Please tell us where you read or heard it (including the quote, if possible).