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Inspector-general of police
Inspector-general of police: either a senior command rank heading a police force (India, Kenya, Nigeria, Pakistan) or an independent civilian oversight officer auditing police conduct (Ontario, New Zealand, US cities).
Inspiral
An inspiral is the tightening orbital phase before two neutron stars or black holes merge, as the binary loses orbital energy to gravitational waves that chirp upward in frequency.
Inspiral Carpets
Inspiral Carpets, English rock band from Oldham, Manchester, part of the Madchester scene with Stone Roses and Happy Mondays; known for Clint Boon's Farfisa organ, "This Is How It Feels", and Noel Gallagher's roadie past.
Inspiration Biopharmaceuticals Inc
Inspiration Biopharmaceuticals Inc was a California biotechnology company, founded by two families with sons who have hemophilia, that developed the hemophilia B drug IB1001 before filing for bankruptcy in 2012.
Inspiration4
Inspiration4 was a privately chartered SpaceX flight that launched four civilian astronauts into orbit on September 15, 2021, the first orbital human spaceflight with no professional government astronauts aboard.
Inspiratory Capacity
Inspiratory capacity (IC) is the maximum air volume inhaled from normal end expiration (FRC) to total lung capacity, equal to tidal volume plus inspiratory reserve volume; a spirometry measure used to gauge lung hyperinflation in COPD and exercise testing.
Inspiratory Reserve Volume
Inspiratory reserve volume (IRV) is the extra air inhaled beyond a normal tidal breath, up to total lung capacity; part of vital capacity, measurable by spirometry, and reduced in dynamic hyperinflation during exercise and COPD.
Inspire Arena
Inspire Arena (인스파이어 아레나) is a 15,000-capacity indoor arena in the Inspire Entertainment Resort on Yeongjong Island in Incheon, South Korea, opened in December 2023 with the Melon Music Awards.
Inspire Award (FIRST Tech Challenge)
The Inspire Award is the highest team judged award in FIRST Tech Challenge, given to the team that best embodies the program with Gracious Professionalism and strength across all judged award categories.
Inspire Brands
Inspire Brands is a privately held American restaurant company headquartered in Atlanta, founded in 2018 and grown by acquisition to more than 33,000 restaurants worldwide.
INSPIRE Casino
INSPIRE Casino is the foreigners-only casino at the US$1.6 billion Inspire Entertainment Resort on Yeongjong Island, Incheon, South Korea. Licensed January 2024, opened February 2024, developed by Mohegan, controlled by Bain Capital since February 2025.
INSPIRE-HEP
INSPIRE-HEP, commonly called INSPIRE, is a bibliographic database for high energy physics run by a collaboration of major laboratories including CERN, DESY, and Fermilab, successor to SPIRES-HEP.
Inspired Capital Partners
Inspired Capital, also known as Inspired Capital Partners, is a New York early-stage venture capital firm founded in 2019 by Alexa von Tobel and Penny Pritzker.
InspireMD, Inc.
InspireMD, Inc. is a Miami-based medical device company, traded on Nasdaq as NSPR, that makes CGuard carotid artery stents with a MicroNet mesh covering for stroke prevention.
INSPIRES trial
INSPIRES (Intensive Statin and Antiplatelet Therapy for High-Risk Intracranial or Extracranial Atherosclerosis), NCT03635749: 2x2 factorial Chinese trial of 6100 patients; immediate intensive atorvastatin did not cut 90-day stroke, clopidogrel-aspirin DAPT did with more bleeding.
Inspirna, Inc.
Inspirna, Inc., formerly Rgenix, Inc., was a clinical-stage New York biopharmaceutical company developing oral small-molecule cancer therapies, most prominently ompenaclid for RAS-mutant colorectal cancer.
Insta360
Insta360, also known as Arashi Vision (影石创新), is a Chinese camera maker founded by Liu Jingkang in Shenzhen in 2015, known for 360-degree and action cameras.
Instability strip
The instability strip, also known as the Cepheid instability strip, is a nearly vertical band of the Hertzsprung–Russell diagram, from about 3000 to 8000 K, where stars pulsate.
Instabug
Instabug, rebranded as Luciq.ai in September 2025, is a mobile SDK company providing AI-powered mobile observability, founded in Cairo by Omar Gabr and Moataz Soliman with dual headquarters in Cairo and San Francisco.
Instacart
Instacart (Maplebear Inc., Nasdaq: CART) is a San Francisco-based grocery technology marketplace connecting customers, retailers, advertisers, and independent-contractor shoppers across 2,200+ retail banners and nearly 100,000 stores in the US and Canada; founded 2012, IPO 2023 at $30 per share.
InstaDeep
InstaDeep is an artificial intelligence company founded in Tunis in 2014 by Karim Beguir and Zohra Slim, later headquartered in London and acquired by BioNTech in 2023.
Instagram is a photo- and video-sharing social networking service owned by Meta Platforms, launched in 2010 by Kevin Systrom and Mike Krieger and bought by Facebook for $1 billion in 2012.
Instagram (single)
"Instagram" is a 2017 single by South Korean R&B singer Dean, released December 26 through Universal Music Korea; it achieved a certified all-kill and passed 200 million Spotify plays.
Instagram egg
Instagram egg (World Record Egg, @world_record_egg): a brown-egg photo posted January 4, 2019 that became Instagram's most-liked post, beating Kylie Jenner's Stormi announcement; created by Chris Godfrey and later used in a Hulu mental health ad.
Instagrid
Instagrid is a German company, founded in 2018 in Ludwigsburg, that makes portable battery power systems replacing petrol and diesel generators in construction, film, and emergency services.
Installation (computer programs)
Installation, also called software installation, is the process of setting up a computer program to run on a system, using installers, package managers such as APT, or app stores.
Installation art
Installation art is a form of contemporary art in which objects and space together form the artwork: immersive, often temporary environments that viewers step inside, a term in use since the 1970s.
Installation of Amenirdis I as God's Wife of Amun
The installation of Amenirdis I as God's Wife was the Kushite adoption of princess Amenirdis I into the high priesthood of Amun at Thebes in the 8th century BC.
Installation of the Vizier
The Installation of the Vizier is the installation section of the ancient Egyptian text The Duties of the Vizier, best preserved in Rekhmire's Theban tomb.
Installed Building Products
Installed Building Products is an American specialty construction company, headquartered in Columbus, Ohio since 1977, that installs insulation, garage doors, gutters, and related products for builders.