Arc may refer to:
Mathematics
- Arc (geometry), a segment of a differentiable curve
- Circular arc, a segment of a circle
- Arc (topology), a segment of a path
- Arc length, the distance between two points along a section of a curve
- Arc (projective geometry), a particular type of set of points of a projective plane
- arc (function prefix) (arcus), a prefix for inverse trigonometric functions
- Directed arc, a directed edge in graph theory
- Minute and second of arc, a unit of angular measurement equal to 1/60 of one degree.
- Wild arc, a concept from geometric topology
Science and technology
Geology
- Arc, in geology a mountain chain configured as an arc due to a common orogeny along a plate margin or the effect of back-arc extension
- Hellenic arc, the arc of islands positioned over the Hellenic Trench in the Aegean Sea off Greece
- Back-arc basin, a subsided region caused by back-arc extension
- Back-arc region, the region created by back-arc extension, containing all the basins, faults, and volcanoes generated by the extension
- Island arc, an arc-shaped archipelago, usually so configured for geologic causes, such as sea-floor spreading, common orogeny on the margin of the same plate, or back-arc extension
- Northeastern Japan Arc, an island arc
- Banda Arc, a set of island arcs in Indonesia
- Continental arc, in geology a continental mountain chain or parallel alignment of chains (as opposed to island arcs), configured in an arc
- Eastern Arc Mountains, a continental arc of Africa
- Volcanic arc, a chain of volcanoes positioned in an arc shape as seen from above
- Aleutian Arc, a large volcanic arc in the U.S. state of Alaska
- Nastapoka arc, a circular coastline in Hudson Bay
Technology
arc, the command-line interface for ArcInfo- ARC (file format), a file name extension for archive files
- ARC (processor), 32-bit RISC architecture
- ARC (adaptive replacement cache), a page replacement algorithm for high-performance filesystems
- Arc (programming language), a Lisp dialect designed by Paul Graham
- Arc (web browser), a freeware web browser developed by The Browser Company
- Sony Ericsson Xperia Arc, a cellphone
- Audio Return Channel, an audio technology working over HDMI
- Authenticated Received Chain, an email authentication system
- Arc lamp, a lamp that produces light by an electric arc
- Xenon arc lamp, a highly specialized type of gas discharge lamp
- Deuterium arc lamp, a low-pressure gas-discharge light source
- Hydrargyrum medium-arc iodide lamp, the trademark name of Osram's brand of metal-halide gas discharge medium arc-length lamp
- Electric arc furnace, a furnace that heats charged material by means of an electric arc
- Arc welding, a welding process that is used to join metal to metal
- Arc-fault circuit interrupter, a specialized circuit breaker
- Arc converter, a spark transmitter
- Intel Arc, brand of graphics processing units designed by Intel
- Arc, one side (half) of an arch
Other science
- Electric arc, an ongoing plasma discharge (an electric current through a gas), producing light and heat
- Arc flash, the light and heat produced as part of an arc fault
- Arc (protein), a name of product of an immediate early gene, also called Arg3.1
- Reflex arc, a neural pathway that controls a reflex
- Circumhorizontal arc, an optical phenomenon
- Circumzenithal arc, an optical phenomenon
Arts and entertainment
Music
- A.R.C. (album), by pianist Chick Corea with bassist David Holland and drummer Barry Altschul recorded in 1971
- Arc (Neil Young & Crazy Horse album), 1991
- Arc (Everything Everything album), 2013
- Arc (EP), a 2016 EP by Agoraphobic Nosebleed
- "Arc", a song by Pearl Jam from Riot Act
Video games
- Arc System Works, a video game developer
- Luminous Arc, a video game series
- The title character of Arc the Lad, a series of role-playing video games for the PlayStation and PlayStation 2
- Armored Response Coalition, a fictional military/resistance organization seen in the 2020 video game Doom Eternal
Other arts and entertainment
- Tilted Arc, a controversial public art installation by Richard Serra
- Arc Poetry Magazine, a Canadian literary journal
- Character arc, the status of a character as it unfolds throughout the story
- Story arc, an extended or continuing storyline
- Arcs, one of the twelve basic principles of animation
- Ultraman Arc, a 2024 Japanese television series produced by Tsubuyara Productions and TV Tokyo
Codes
- Arcata Transit Center, Amtrak code for the station in Arcata, California
- IATA airport code of Arctic Village Airport, a public use airport in Alaska
- ISO 639-3 language code of the Official Aramaic language, spoken between 700 BCE and 300 BCE
Companies and organizations
- Arc Infrastructure, an Australian railway company
- Arc International, a French manufacturer and distributor of household goods
- Arc Publications, a UK independent publisher of poetry
- Arc @ UNSW, the principal student organisation at the University of New South Wales
- Arc of the United States, a charitable organization serving people with intellectual and developmental disabilities
- Arc Holdings, a French manufacturer of household goods
Places
- Arc (Provence), a river of southern France, flowing into the Étang de Berre
- Arc (Savoie), a river of eastern France, tributary of the Isère river
- Arc, short for "Arcade"; a Street suffix as used in the US
Other uses
- Arc (Bahá'í), a number of administrative buildings for the Bahá'í Faith, located on Mount Carmel in Israel
- Arc (greyhounds), a major greyhound race in the Greyhound Board of Great Britain calendar
See also
- Joan of Arc (c. 1412–1431), national heroine of France and Catholic saint
- ARC (disambiguation)
- Arcs (disambiguation)
- Arc Angel (disambiguation)
- Arc reactor (disambiguation)
- Arch (disambiguation)
- Arch of Triumph (disambiguation)
- Ark (disambiguation)
- ARQ (disambiguation)
This disambiguation page lists articles associated with the title Arc.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: