Arc
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This article is about "Arc" as a word. For initialisms, see ARC (disambiguation).
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Look up arc, arc-, or arcs in Wiktionary, the free dictionary. |
Arc may refer to:
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[edit] Mathematics
- Arc (geometry), a segment of a differentiable curve
- Arc (projective geometry), a particular type of set of points of a projective plane
- Arcminute, a measure used for angles, equal to 1/60th of a degree
- "arc-", a prefix sometimes used for an inverse function, specifically trigonometry functions
- A directed edge in graph theory
[edit] Optics
- 120° parhelion, relatively rare halo, an optical phenomenon occasionally appearing along with very bright sun dogs
- Infralateral arc, a rare halo, an optical phenomenon appearing similar to a rainbow under a white parhelic circle
- Lower tangent arc, rarely observable halo, an optical phenomenon appearing under and tangent to a 22° halo centred around the sun
- Parry arc, a rare halo, an optical phenomenon which occasionally appears over a 22° halo together with an upper tangent arc
- Subhelic arc, a rare halo that curves upwards from the horizon and touches the tricker arc above the anthelic point
- Supralateral arc, a rare halo, an optical phenomenon often confused with the indeed infrequently appearing 46° halo
- Upper tangent arc, halo, an atmospheric optical phenomenon which appears over and tangent to the 22° halo centred around the sun
[edit] Engineering
- Arc chute, a protective device in an electrical circuit breaker
- Arc lamp, a device that produces light by an electric arc
- Arc welding, a method of welding that uses an electric arc to melt the metals together
- Electric arc or voltaic arc, an ongoing plasma discharge (an electric current through a gas), producing light and heat
- Arc or arch, a bowed or curved structure capable of spanning a space while supporting significant weight
[edit] Places
- Arc (Savoie), a river of eastern France, tributary of the Isère river
- Arc (Provence), a river of southern France, flowing into the Étang de Berre
- Les Arcs, a ski resort in the French Alps
- Volcanic arc, a chain of volcanoes positioned in an arc shape as seen from above
- Island arc, a type of archipelago composed of a chain of volcanoes which alignment is arc-shaped, and which are situated parallel and close to a boundary between two converging tectonic plates
[edit] Biology
- Arc (protein), a name of product of an immediate early gene, also called Arg3.1
[edit] Modern culture
- Story arc, an extended or continuing storyline
- Character arc, the status of a character as it unfolds throughout the story
- "Arc", a song by Pearl Jam from Riot Act
- Arc (album), a 1991 live album by Neil Young
[edit] Computing and gaming
- Arc (programming language), a Lisp dialect designed by Paul Graham
- ARC (file format), a file extension for archive files
- arc, the command-line interface for ArcInfo
- Arc System Works, a video game developer
- ARC International, a developer of configurable microprocessor technology now owned by Synopsys
[edit] Other
- Aramaic language (ISO 639-2/3 language code), a Semitic language
- Arc @ UNSW, the principal student organisation at the University of New South Wales
- Arc of the United States, a charitable organization
- Joan of Arc (c. 1410–1431), nicknamed "The Maid of Orléans" (French: Jeanne d'Arc, IPA: [ʒan daʁk]; ca. 1412 – 30 May 1431), is considered a national heroine of France and a Catholic saint
- Prix de l'Arc de Triomphe, a Group 1 flat horse race
- Arc (Bahá'í), a number of administrative buildings for the Bahá'í Faith, located on Mount Carmel in Israel
- Sony Ericsson Xperia Arc, a cellphone
[edit] See also
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