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Iowa Democratic Party
Iowa Democratic Party, the Iowa affiliate of the Democratic Party chaired by Rita Hart, based in Des Moines; runs precinct caucuses and the State Central Committee, lost first-in-the-nation caucus status in 2024, and fields 2026 candidates Rob Sand and Josh Turek.
Iowa Department of Public Health
Iowa Department of Public Health (IDPH), successor to the 1880 State Board of Health, was Iowa's state public health agency until merging with DHS on July 1, 2022 to form Iowa HHS under HF 2578.
Iowa Department of Transportation
The Iowa Department of Transportation (Iowa DOT), created in 1974 and headquartered in Ames, plans and develops Iowa's transportation system, covering highways, bridges, aviation, transit, rail, and trails.
Iowa Falls, Iowa
Iowa Falls, Iowa: a city in Hardin County on the Iowa River, best known for the 1899 Metropolitan Opera House built by Eugene S. Ellsworth, a National Register-listed theater reopened in 2013.
Iowa gambling task
The Iowa gambling task is a neuropsychological decision-making test, introduced in 1994, in which players pick cards from four decks that reward short-term and long-term choices differently.
Iowa Hawkeyes football
Iowa Hawkeyes football, also known as University of Iowa football, is the school's college football program in the Big Ten, with five national titles and coach Kirk Ferentz since 1999.
Iowa Hawkeyes men's basketball
Iowa Hawkeyes men's basketball: University of Iowa Big Ten program at Carver-Hawkeye Arena; 8 Big Ten titles, 3 Final Fours; coached by Ben McCollum since 2025, reached 2026 Elite Eight.
Iowa Interstate Railroad
The Iowa Interstate Railroad (IAIS) is a privately held Class II regional freight railroad founded in 1984 on the former Rock Island route between Chicago and Omaha, Nebraska.
Iowa Northern Railway Company
Iowa Northern Railway Company (IANR) was a short line railroad in northeastern Iowa, operating former Rock Island lines from 1981 until its 2025 absorption into Canadian National.
Iowa Speedway
Iowa Speedway, a 0.875-mile Rusty Wallace-designed tri-oval in Newton, Iowa, opened 2006; NASCAR-owned since 2013. Hosts IndyCar and NASCAR Cup, Xfinity, ARCA; 'Fastest Short Track on the Planet.'
Iowa State Capitol
The Iowa State Capitol in Des Moines, built between 1871 and 1886, houses the Iowa General Assembly and is the only five-domed capitol in the United States.
Iowa State Cyclones football
Iowa State Cyclones football: Iowa State University's Big 12 FBS team in Ames, Iowa, founded 1892, nicknamed after an 1895 Northwestern win, home at 61,500-seat Jack Trice Stadium, coached since 2026 by Jimmy Rogers after Matt Campbell's record 2016-25 tenure.
Iowa State Cyclones men's basketball
Iowa State Cyclones men's basketball: Iowa State University's NCAA Division I Big 12 team in Ames, Iowa. 25 NCAA Tournament bids, Elite Eight 1944 and 2000, winningest coach Johnny Orr (218-200), current coach T.J. Otzelberger.
Iowa State University
Iowa State University (Iowa State University of Science and Technology), public land-grant university in Ames, Iowa; founded 1858, first state to accept the Morrill Act, coeducational from 1869, about 30,772 students.
Iowa Utilities Commission
The Iowa Utilities Commission, formerly the Iowa Utilities Board, is Iowa's independent agency regulating the rates and services of investor-owned electric, gas, water, and sewer utilities.
Iowa Wesleyan University
Iowa Wesleyan University, founded 1842 in Mount Pleasant, Iowa, was a United Methodist-affiliated liberal arts university and Iowa's first coeducational institution; it closed May 31, 2023 after 181 years amid $26 million USDA debt.
Iowa Writers' Workshop
The Iowa Writers' Workshop is the University of Iowa's graduate creative writing program, founded in 1936 as the first US program to grant advanced degrees in fiction and poetry.
Iowa-class battleship
The Iowa-class battleships were four fast battleships completed for the United States Navy from 1942, serving in World War II, Korea, Vietnam, and the Gulf War.
IOWN
IOWN, or Innovative Optical and Wireless Network, is a communications infrastructure initiative led by NTT to replace electronics-dominated networking with end-to-end photonics, including the All-Photonics Network commercialized in 2023.
Ioxaglic acid
Ioxaglic acid is an ionic dimeric iodinated X-ray contrast medium sold under the brand name Hexabrix, developed by Guerbet in the 1970s and used in angiography and computed tomography.
Ioxilan
Ioxilan (Oxilan) is a nonionic, low-osmolar, triiodinated X-ray contrast agent approved by the FDA in 1995 (NDA 020316) for urography, CT, and arteriography; later discontinued.
Ioxitalamic acid
Ioxitalamic acid (Telebrix) is a first-generation ionic monomer iodinated X-ray contrast medium, a triiodobenzoic acid derivative with high osmolality, used for angiography, urography, hysterosalpingography, and CT enhancement.
Ioxynil
Ioxynil (4-hydroxy-3,5-diiodobenzonitrile, CAS 1689-83-4) is a hydroxybenzonitrile, photosystem II-inhibiting and uncoupling herbicide for broad-leaved weeds; EU approval expired 2015, banned under PIC from 2025.
IP address
An IP address, also called an Internet Protocol address, is a numerical label for a device's network interface, carried in packet headers so routers can forward traffic.
IP address block
An IP address block is a contiguous range of IP addresses written in CIDR notation, and the unit in which address space is allocated and routed.
IP address blocking
IP address blocking, also known as IP banning, is a network security control that drops traffic from specific IP addresses to stop malicious sources and abuse.
IP address spoofing
IP address spoofing, also known as IP spoofing, is sending IP packets with a forged source address to impersonate another host, enabling reflection denial-of-service attacks and countered by ingress filtering.
IP assignment clause
An IP assignment clause is a contract provision in which an employee or contractor transfers inventions and copyrights to the employer, since US law defaults ownership to the creator.
IP camera
An IP camera, or network camera, is a video camera that sends digital video over an IP network instead of analog cabling, for viewing and recording from any connected device.
Ip Ching (叶正)
Ip Ching (葉正, 1936-2020), younger son of Wing Chun grandmaster Ip Man, trained under his father in Hong Kong from 1962, worked in textiles, then taught Ip Man Wing Chun full time from 1994 until his death.