Co

n.

1.

the chemical formula for cobalt, a ferromagnetic metal of atomic number 27.

Noun	1.	CO - an odorless very poisonous gas that is a product of incomplete combustion of carbon Synonyms: carbon monoxide, carbon monoxide gas
	2.	Co - a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition Synonyms: atomic number 27, cobalt
	3.	CO - one who refuses to serve in the armed forces on grounds of conscience Synonyms: conscientious objector
	4.	CO - a state in west central United States in the Rocky Mountains Synonyms: Centennial State, Colorado

CO. A prefix or particle in the nature of an inseparable proposition, signifying with or in conjunction. Con and the Latin cum are equivalent, as, co-executors, co-obligor. It is also used as an abbreviation for company as, John Smith & Co.

Co. Litt. 126.

(networking)

co - The country code for Colombia.

Connection Oriented (CL)carbon monoxide, carbon monoxide gas, monoxide