plural -s
: a mineral approximately Fe4(PO4)2(OH)6nH2O consisting of an ill-defined hydrous phosphate of iron

Word History


German delvauxit, modification (influenced by German -it -ite) of French delvauxine, from J.S.P.J. Delvaux de Feuffe b ab 1782 Belgian chemist who first described it + French -ine

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 delvauxite

Cite this Entry

“Delvauxite.” Dictionary, Merriam-Webster, Accessed 23 May. 2024.

Love words? Need even more definitions?

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