English dictionary
atomic number 41
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
Source: WordNet 3.0
English dictionary
Definitions, examples, synonyms and antonyms from WordNet 3.0.
a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
Source: WordNet 3.0