co·​balt·​ite ˈkō-ˌbȯl-ˌtīt How to pronounce cobaltite (audio)
variants or cobaltine
ˈkō-ˌbȯl-ˌtēn How to pronounce cobaltite (audio)
: a grayish to silver-white mineral consisting of a sulfur arsenide of cobalt also containing iron and sometimes nickel and used in pigments

Word History


cobaltite, alteration of cobaltine, from French, from cobalt

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of cobaltite was in 1868

Dictionary Entries Near cobaltite

Cite this Entry

“Cobaltite.” Dictionary, Merriam-Webster, Accessed 15 Jun. 2024.

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