Hear it pronouncedArc
For abbreviations, see ARC.
Look up Arc in Wiktionary, the free dictionary.
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Arc may refer to:
[ Computing and gaming
- Arc (programming language), a Lisp dialect in development by Paul Graham
- .arc, a file extension for archive files
- arc, the command-line interface for ArcInfo
- Arc System Works, a video game developer
[ 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
[ Geography
- 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 or island arc, a chain of volcanic mountains or islands formed by plate tectonics
[ Modern culture
- Story arc, an extended or continuing storyline
- Character arc, the status of a character as it unfolds throughout the story
- "Arc" (song), a song by Pearl Jam
- Arc (album), a live album by Neil Young
[ 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
[ 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 a 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
[ Other
- Accelerating Rate Calorimeter, a type of Adiabatic Calorimeter
- 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
- Prix de l'Arc de Triomphe, a Group 1 flat horse race
- The Arc (Bahá'í), a number of administrative buildings for the Bahá'í Faith, located on Mount Carmel in Israel
[ See also
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