Associations to the word «Columbium»

Wiktionary

COLUMBIUM, noun. (obsolete) A former name of niobium.

Dictionary definition

COLUMBIUM, noun. A former name for niobium.

Wise words

Every once in a while, you let a word or phrase out and you want to catch it and bring it back. You can't do that. It's gone, gone forever.
Dan Quayle