CO

Definition:

1. [noun] an odorless very poisonous gas that is a product of incomplete combustion of carbon
   Synonyms: carbon monoxide, carbon monoxide gas, CO

2. [noun] a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
   Synonyms: balt, Co, atomic number 27

3. [noun] one who refuses to serve in the armed forces on grounds of conscience
   Synonyms: nscientious objector, CO

4. [noun] a state in west central United States in the Rocky Mountains
   Synonyms: Colorado, Centennial State, CO

Synonyms:

• Search for synonyms for CO

Related Words:

• cobalt 60