CO

From Wikipedia, the free encyclopedia

CO can stand for:

• Carbon monoxide, molecular formula
• Cardiac output, the volume of blood being pumped by the heart per time unit, often specified as the volume pumped through a ventricle per minute. It is equal to the heart rate multiplied by the stroke volume.
• Central office, in telecommunications and telephony
• Certifying Officer
• Chesapeake and Ohio Railway
• Chief Officer
• Chinese Orchestra
• Colombia, in various country codes
• Colorado (United States postal abbreviations)
• Collection Officer
• Correction Officer
• Correctional Officer
• Command
• Commanding officer, military
• Commissioned Officer, military
• Communications Officer
• Como, a city in Lombardia, Italy
• Company
• Compliance Officer
• Computer organization
• Conjure One, a Canadian music artist
• Conquer Online, a MMORPG PC game
• Conscientious objector, military
• Continental Airlines, IATA airline designator
• Collaborative Browsing
• Correctional Officer, Correctional Officer
• Custodial Officer

Co can stand for:

• Cobalt, a ferromagnetic metallic chemical element
• Company (law) (Co.), a general business abbreviation. Co is also a common suffix in company names that are portmanteau words, such as Petco (intended to evoke "Pet company")
• Co (ethnicity), an ethnic group in Southeast Asia
• Cowling number, in physics

co can stand for:

• Corsican language, according to ISO 639, alpha-1
• "check out", Revision Control System command

.co can stand for:

• .co, the Internet second-level domain within other country code domains

c/o can stand for:

• "care of", used to address a letter when the letter must pass through an intermediary