Associations to the word «Columbium»
Noun
Adverb
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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.