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Ironclad warship
Ironclad warships were steam-propelled warships protected by iron or steel armor, first used at Kinburn in 1855, defining the era that led to the battleship.
Irong Barat Oil Field
Irong Barat is an offshore oil field in the southeastern Malay Basin, about 210 kilometers off Peninsular Malaysia, discovered in 1979 and producing since 1983.
IronPython
IronPython is an open source implementation of the Python programming language that runs on the .NET runtime, compiling Python code to MSIL and exposing .NET libraries to Python code.
Irony detection
Irony detection is the natural language processing task of determining whether a text is ironic, where intended meaning differs from the literal one, especially on social media.
Irradiation creep
Irradiation creep is the time-dependent, irreversible deformation of a material under constant load while irradiated, driven by radiation-produced point defects and often far exceeding ordinary thermal creep.
Irradiation test
An irradiation test exposes components, materials, or electronics to controlled radiation to measure how their performance degrades and establish whether they meet reliability requirements in radiation environments such as space.
Irregular building configuration
An irregular building configuration is a building whose mass, stiffness, or strength is distributed unevenly in plan or over its height, a classification seismic codes treat specially.
Irri Oil and Gas Field
The Irri Oil and Gas Field is an operating onshore oil and gas field in Nigeria, operated by Nigerian Agip Oil Company in concession OML 61.
Irrigation
Irrigation, also called agricultural irrigation, is the artificial application of water to crops where rainfall falls short, by surface, sprinkler, or drip methods, practiced since ancient times.
Irrigation canal
An irrigation canal is an open artificial channel that carries water from a source such as a river or reservoir to agricultural fields, typically with a trapezoidal cross-section.
Irrigation ditch
Irrigation ditch, or acequia (from Arabic as-sāqiya), an artificial channel carrying water to cropland; community-governed acequias of Spain and New Mexico, types, hydrology, and ancient ditch law.
Irrigation in India
Irrigation in India is the supply of water to cropland through canals, tanks, and wells, with groundwater the largest source at about 60% of irrigated area and canals second at 25%.
Irrigation sprinkler
An irrigation sprinkler, also called a lawn sprinkler, is a device that sprays water into the air so it falls like rain onto crops or lawns.
Irrigation system
An irrigation system is an engineered assembly that delivers water from a river, aquifer, or reservoir to crops in a controlled way, and accounts for roughly 70 percent of human freshwater withdrawals.
Irsching power station
The Irsching power station (Kraftwerk Irsching) is a Uniper-run power plant at Vohburg an der Donau near Ingolstadt in Bavaria, Germany, with six units built between 1969 and 2023.
IRT Jules Verne
IRT Jules Verne is a French technological research institute dedicated to advanced manufacturing, created in 2012 and based in Bouguenais near Nantes, serving aerospace, shipbuilding, energy, and rail industries.
Irun-Biriatou Gas Pipeline
The Irun-Biriatou gas pipeline is one of two gas interconnections between the Spanish and French networks, crossing the border between Irun, Spain, and Biriatou, France.
Irv Waaland
Irv Waaland, born Irving T. Waaland in 1927, is an American aeronautical design engineer who led the Northrop team that designed the B-2 Spirit flying wing bomber.
Irvin Glassman
Irvin Glassman (1923–2019) was an American combustion scientist who spent 49 years on the Princeton faculty, authored the standard textbook Combustion, and was elected to the National Academy of Engineering in 1996.
Irving L. Ashkenas
Irving L. Ashkenas (1916–2011) was an American aeronautical engineer who cofounded Systems Technology, Inc. in 1957 and was elected to the National Academy of Engineering in 1992.
Irving R. Epstein
Irving R. Epstein is an American chemist at Brandeis University, there since 1971, known for nonlinear chemical dynamics and for his team's first systematic design of new chemical oscillators.
Irving S. Reed
Irving Stoy Reed (1923–2012) was an American mathematician and electrical engineer who co-invented the Reed–Solomon codes, now used in CDs, DVDs, QR codes, and spacecraft.
Irwin Dorros
Irwin Dorros was an American telecommunications engineer, educated at MIT and Columbia, who joined Bell Labs in 1956 and oversaw technical work at Bellcore for the seven regional Bell companies, winning the 1991 IEEE Founders Medal.
Irwin M. Jacobs
Irwin M. Jacobs, also known as Irwin Mark Jacobs, is an American electrical engineer who co-founded Qualcomm in 1985 and commercialized CDMA, the foundation of 3G networks.
IS 1893
IS 1893 is the Indian Standard, Criteria for Earthquake Resistant Design of Structures, published by the Bureau of Indian Standards, first issued in 1962, with the 2016 edition in force.
IS 456
IS 456, current edition IS 456:2000, is the Indian Standard code of practice for plain and reinforced concrete and the principal reference for reinforced concrete design in India.
IS 800
IS 800 is the Indian Standard code of practice for general construction in steel, published by the Bureau of Indian Standards as the basic code for structural steel design in India.
IS tank family
The IS tank family (Iosif Stalin) was a series of Soviet heavy tanks built from 1943 as successors to the KV series, including the IS-1, IS-2, and IS-3.
IS-2
The IS-2, named Iosif Stalin for Joseph Stalin, was a Soviet heavy tank of World War II armed with a 122 mm gun, used as a breakthrough vehicle from 1944.
IS-IS
IS-IS, short for Intermediate System to Intermediate System, is a link-state interior gateway protocol routers use to compute shortest paths, commonly deployed in large service-provider backbones.