noun -
a state in west central United States in the Rocky Mountains
Synonyms:
centennial state
colo.
colorado
noun -
a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
Synonyms:
atomic number 27
cobalt
noun -
an odorless very poisonous gas that is a product of incomplete combustion of carbon
Synonyms:
carbon monoxide
carbon monoxide gas
noun -
one who refuses to serve in the armed forces on grounds of conscience
Synonyms:
conscientious objector