bismuthite

noun

bis·​muth·​ite

ˈbizməˌthīt,

ˈbism-,

-ˌt͟hīt

plural -s

: a nitrate of bismuth: such as

a

: the normal nitrate Bi(NO₃)₃.5H₂O obtained as colorless lustrous hygroscopic crystals by the action of nitric acid on bismuth and used chiefly in making other bismuth compounds

b

: bismuth subnitrate

Word History

Etymology

German bismutit, bismut bismuth + -it -ite

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!