CRO

CRO, Cro, or CrO may refer to:

• Cro (1993–1994), an American animated television series, or its titular character
• Cro, a concept in early Scots law described in the Leges inter Brettos et Scottos
• ČRo, station designator prefix used by the Czech public radio broadcaster Český Rozhlas
• Cathode-ray oscilloscope, a type of electronic test equipment
• IOC and FIFA country code for  Croatia (the ISO 3166-1 code is HRV)
• Crown Airways, the ICAO code
• Conversion rate optimisation in internet marketing
• Cro (singer), German rapper

In organisations

• Cave Rescue Organisation (f. 1935), an English emergency services organisation
• Civilian Repair Organisation, a British government aircraft repair scheme from World War II
• Companies Registration Office (Ireland), a government organisation in the Republic of Ireland
• Companies Registration Office (disambiguation)
• Contract research organization, a type of pharmaceutical industry organisation
• Commonwealth Relations Office, British government department existing between 1947 and 1966

In occupations

• Certified Radio Operator, a professional title regulated by the Society of Broadcast Engineers
• Chief research officer, a corporate executive title
• Chief restructuring officer, a corporate executive title
• Chief revenue officer, a corporate executive title
• Chief risk officer, a corporate executive title
• Combat Rescue Officer, a Commissioned Pararescueman in the United States Air Force
• Control room operator, a term used in the petroleum industry for the person operating the control room.

In chemistry

• Chromium(II) oxide, a metal oxide with Chromium in the +2 oxidation state
• Cathode ray oscilloscope

In biology

• cro, a phage λ repressor responsible for choosing the lytic life cycle after infection of E. coli.

In law

• Civil restraint order, a legal order in the UK prohibiting a person from pursuing vexatious litigation

In Medicine

• Contract Research Organization, also Clinical Research Organization, an organization responsible for coordinating the introduction and monitoring of new drugs on behalf of pharmaceutical manufacturers.