Internet Relay Chat (IRC) is an internet messaging protocol.
IRC may also refer to:
Businesses and organisations
Businesses
- IRC Limited, a Hong-Kong–based mining firm (founded 2010)
- IRC Tire, a Japanese tyre manufacturer (founded 1926)
Global humanitarian charities
- IRC (organization), a water/sanitation think tank (formed 1968 in The Hague)
- International Red Cross and Red Crescent Movement (formed 1863 in Geneva)
- International Rescue Committee, for refugees (formed 1933 in New York)
- International Rescue Corps, for urban search and rescue (formed 1981 in Scotland)
Government and politics
- Immigration, Refugees and Citizenship Canada (formed 1994)
- Immigration removal centres, United Kingdom (from 2002)
- Australian Industrial Relations Commission (1988–2010)
- Industrial Reorganisation Corporation, United Kingdom (1966–1970)
- Inland Regional Center, for disabled Californians (formed 1971)
- Independence Republic of Sardinia, an Italian separatist party (formed 2002)
Events
- International Rostrum of Composers, a contemporary classical music forum
Intercontinental Rally Challenge, a rally championship
Places in the United States
- Circle City Airport, Alaska (IATA:
IRC) - Indian River County, Florida
Science and technology
- International Rating Certificate (IRC), a system of handicapping sailboats and yachts for the purpose of racing
- Two-Micron Sky Survey catalogue entries have the form IRC followed by a five-digit number, standing for infrared catalogue
- IRC -10414, a red supergiant star
- IRC +10420, a yellow hypergiant star
- Incrementally related carriers, a standard for video channel frequencies
- Infrared reflective coating, on a type of incandescent light bulb
- IRC-Galleria, a social networking website in Finland commonly called "IRC"
- Intrinsic reaction coordinate in the analysis of the energy profile of a chemical reaction
Other uses
- Immigration removal centre, a UK immigration detention facility
- Infrared reflective coating, on insulated glazing
- Internal Revenue Code, the US federal tax code
- International reply coupon, used to post a letter to most countries
- International Residential Code, a set of codes and standards; see International Building Code
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