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Internal combustion engine
An internal combustion engine (ICE) is a heat engine in which fuel burns inside the engine, pushing a piston that rotates a crankshaft to produce mechanical work.
Internal combustion engine cooling
Internal combustion engine cooling carries excess heat from an engine's cylinders, head, and block using liquid systems with radiators, thermostats, and pumps, or air cooling over fins.
Internal control
Internal control is a process effected by an organization's board, management, and personnel to reasonably assure achievement of operations, reporting, and compliance objectives, defined by the COSO framework.
Internal drainage board
An internal drainage board (IDB) is an independent local public body in England that manages water levels and reduces flood risk in low-lying areas called internal drainage districts.
Internal gear
An internal gear, also called a ring gear or annulus, is a gear with teeth cut on the inside of a ring, meshing with a pinion inside it.
Internal model control
Internal model control (IMC) is a control system design method in which the controller is built around an explicit model of the controlled process, formalized in 1982.
Internal quantum efficiency
Internal quantum efficiency (IQE) is the ratio of useful internal events in a device, such as photons emitted by an LED, to photons absorbed or carriers injected.
International 14
The International 14 is a 14-foot two-person development-class dinghy granted International status in 1928, and a primary testbed for engineering advances like the trapeze and spinnaker.
International Aerial Robotics Competition
The International Aerial Robotics Competition (IARC), founded by Robert C. Michelson in 1991 at Georgia Tech, is the world's longest-running collegiate aerial robotics competition, setting deliberately unsolved autonomous drone missions.
International Aero Engines
International Aero Engines (IAE) is a multinational aero engine consortium headquartered in East Hartford, Connecticut, founded in 1983 by Pratt & Whitney, Rolls-Royce, and other partners to develop the V2500 turbofan, which entered service in 1989.
International Age Rating Coalition
The International Age Rating Coalition (IARC) is an organization of game and app rating authorities that assigns age ratings to digital games and apps through one questionnaire.
International AI Safety Report
The International AI Safety Report is an annual scientific assessment of general-purpose AI capabilities and risks, chaired by Yoshua Bengio and backed by over 30 countries.
International Air & Space Hall of Fame
The International Air & Space Hall of Fame honors aviation and space pioneers, and is administered by the San Diego Air & Space Museum in Balboa Park.
International Air Transport Association
The International Air Transport Association (IATA) is a non-profit association of airlines, founded in 1945 and headquartered in Montreal, that sets operational and financial standards for its members.
International Airlines Group
International Airlines Group (IAG), formally International Consolidated Airlines Group, is a European airline holding company created in 2011 through the merger of British Airways and Iberia.
International airport
An international airport is an airport designated by its state as an entry and departure point for international commercial air traffic, where customs, immigration, health, and quarantine formalities are performed.
International Article Number
International Article Number, originally European Article Numbering and known as EAN-13, is the 13-digit number in the GS1 system printed as a retail barcode on products worldwide.
International Association of Classification Societies
The International Association of Classification Societies (IACS), founded in 1968, is a not-for-profit association of twelve classification societies whose rules cover over 90% of world cargo tonnage.
International Association of Privacy Professionals
The International Association of Privacy Professionals (IAPP), founded in 2000 and headquartered in Portsmouth, New Hampshire, is the world's largest not-for-profit association for privacy and AI governance professionals.
International Association of Public Transport
The International Association of Public Transport (UITP) is the worldwide association of public transport authorities, operators, and policy makers, founded in 1885 and headquartered in Brussels.
International Association of Sheet Metal, Air, Rail and Transportation Workers
SMART, the International Association of Sheet Metal, Air, Rail and Transportation Workers, is a North American labor union formed by the 2008 merger of the SMWIA and UTU, with about 230,000 members.
International bridges over the Rio Grande
The international bridges over the Rio Grande are the vehicular and rail crossings between Texas and Mexico; a 2001 inventory counted 23 vehicular bridges plus five rail-only spans.
International Brotherhood of Electrical Workers
The International Brotherhood of Electrical Workers (IBEW) is a labor union representing about 901,000 electrical and communications workers in the United States and Canada, founded in 1891.
International Building Code
The International Building Code (IBC) is a model building code published by the International Code Council, first published in 2000 and adopted in some form in every U.S. state.
International Business Exchange
International Business Exchange (IBX) is the brand Equinix uses for its carrier-neutral colocation data centers, where customers install their own hardware and interconnect directly with networks and cloud providers.
International Centre for Automotive Technology
The International Centre for Automotive Technology (ICAT) is an Indian automotive testing, certification, and homologation center at Manesar, Haryana, established in 2006 under the government's NATRiP project.
International Civil Aviation Organization
The International Civil Aviation Organization (ICAO) is a United Nations specialized agency, created by the 1944 Chicago Convention and headquartered in Montréal, that sets international aviation standards.
International Code of Safety for Ships Using Gases or Other Low-Flashpoint Fuels
The International Code of Safety for Ships Using Gases or Other Low-Flashpoint Fuels (IGF Code) is a mandatory IMO safety standard for ships using gas or low-flashpoint fuels, adopted in 2015.
International Code of Signals
The International Code of Signals, also called INTERCO, is an IMO-published system letting ships, aircraft, and shore authorities exchange safety messages by flag, light, sound, or radio when they share no language.
International Cometary Explorer
The International Cometary Explorer (ISEE-3) was a NASA spacecraft, launched in 1978 as the first to orbit the Sun-Earth L1 point, that flew through Comet Giacobini-Zinner's tail in 1985.