n.
Pronunciation: k ə - ' l ə m- ˌ b ī t, ' kä-l ə m-
Function: noun
Etymology: New Latin columbium
Date: 1805
: a black mineral consisting mostly of iron and niobium
n.
Pronunciation: k ə - ' l ə m- ˌ b ī t, ' kä-l ə m-
Function: noun
Etymology: New Latin columbium
Date: 1805
: a black mineral consisting mostly of iron and niobium
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012