Look up arch in Wiktionary, the free dictionary.

An arch is a curved structure capable of spanning a space while supporting significant weight.

Arch, Arches, or The Arch may also refer to:

• Arches of the foot
• Arch (fingerprint), a basic pattern
• Natural arch, a rock formation shaped like an arch

• Arch Islands, Falkland Islands
• Arch, Switzerland, a municipality in the canton of Bern
• Arch Creek (Montana), United States
• Arch 22, a commemorative arch in The Gambia
• Arch Street (Philadelphia), Pennsylvania, United States
• Arches, Cantal, a commune of the Cantal département, France
• Arches, Vosges, a commune of the Vosges département, France
• Arches National Park, Utah, United States
• Arches Cluster, a massive, young cluster of stars

• Arch (name), a list of people with the given name or surname
• Desmond Tutu (1931–2021), South African archbishop, nicknamed "The Arch"
• E. L. Arch, a pen name of American novelist Rachel Cosgrove Payes (1922–1998)
• John Arch, American singer John Maurice Archambault (born 1959)

• Arches (Lerdahl) (2011), composition by Fred Lerdahl
• Arch (sculpture), in Lynden Sculpture Garden near Milwaukee, Wisconsin
• ARCH+, a German magazine for architecture, urbanism and design
• The Arch (nightclub), a nightclub in Brighton, England
• The Arch, a theatre space in Holden Street Theatres, Adelaide, Australia
• The Arch (film), a 1968 Hong Kong drama film
• WARH, an FM radio station serving the St. Louis, Missouri, branded "106.5 The Arch"

• Arch, the protein archaerhodopsin-3, a light-driven proton pump used for research in optogenetics, a technology for controlling brain activity using light
• Arch Linux, a Linux distribution that emphasizes simplicity
• GNU arch, in software, a source code management tool
• RetroArch, a free and open source emulator for a wide variety of games.
• Branchial arches, a series of bony "loops" present in fish, which support the gill

• SS Arches, original name of the SS English Trader
• USS Arch, original name of the Soviet minesweeper T-117

• Gateway Arch, an iconic monument in St. Louis, Missouri, U.S.
• The Arch (Hong Kong), a residential skyscraper in Kowloon, Hong Kong
• The Arch, a structure at the north entrance to the University of Georgia which symbolizes the university
• The Arch, name for the renovated Archbold Stadium at Syracuse University

• Action on Rights for Children, a nonprofit children's rights organisation in the U.K.
• ARCH Air Medical Service (Area Rescue Consortium of Hospitals), providing critical care air ambulance service in Missouri, Illinois, and the surrounding regions
• Autoregressive conditional heteroskedasticity, a time series regression model of the standard deviation (volatility) of a financial time series

• Arch (horse), an American Thoroughbred racehorse
• Arch Coal, an American coal mining and processing company
• Inverted breve, a diacritic sign
• arch-, a taxonomic affix

• Arc (disambiguation)
• Arche (disambiguation)
• Arch of Triumph (disambiguation)
• Arch Rock (disambiguation)
• Archway (disambiguation)

This disambiguation page lists articles associated with the title Arch.
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