cacoxenite

noun

ca·​cox·​e·​nite

kəˈkäksəˌnīt,

ka-

variants or less commonly cacoxene

kəˈkäkˌsēn,

ka-

plural -s

: a mineral Fe₄(PO₄)₃(OH)₃.12H₂O consisting of a hydrous iron phosphate occurring in yellow or brownish radiated tufts

Word History

Etymology

German kakoxen cacoxenite (from kak- cac- + -xen -xene) + English -ite

First Known Use

1836, in the meaning defined above

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!