dufrenoysite

noun

du·​fre·​noy·​site
ˌd(y)üfrəˈnȯiˌzīt
plural -s
: a lead-gray mineral Pb2As2S5 consisting of a compound of lead arsenic sulfide occurring in orthorhombic crystals or massive

Word History

Etymology

French dufrénoysite, irregular from O.P.A. Petit-Dufrénoy + French -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!

Dictionary Entries Near dufrenoysite

Cite this Entry

“Dufrenoysite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dufrenoysite. Accessed 16 Apr. 2024.

Love words? Need even more definitions?

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