Pronunciation: ' k ō - ˌ bo ̇ l- ˌ t ī t, k ō - '
Variant: or co · balt · ine \ - ˌ t ē n \
Function: noun
Etymology: cobaltite, alteration of cobaltine, from French, from cobalt
Date: 1868
: a grayish to silver-white mineral consisting of a sulfur arsenide of cobalt also containing iron and sometimes nickel and used in making smalt