Word Study
co
CIDE DICTIONARY
co, n.
the chemical formula for cobalt, a ferromagnetic metal of atomic number 27. [WordNet 1.5]
OXFORD DICTIONARY
co, abbr.
1 Commanding Officer.
2 conscientious objector.
3 US Colorado (in official postal use).
1 Commanding Officer.
2 conscientious objector.
3 US Colorado (in official postal use).
co, symb. Chem. the element cobalt.
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