- Arc
Arc may refer to:
Computing and gaming
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Arc (programming language) , a Lisp dialect in development by Paul Graham
*.arc , a file extension for archive files
*arc, the command-line interface forArcInfo
*Arc System Works , a video game developerEngineering
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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 orarch , a bowed or curved structure capable of spanning a space while supporting significant weightGeography
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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
*Arc of the United States , a charitable organization
*An arts centre inStockton-on-Tees , County Durham, EnglandModern culture
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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 YoungMathematics
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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 aninverse function , specifically trigonometry functions
*Adirected edge in graph theoryOptics
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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 sunOther
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Aramaic language (ISO 639-2/3 language code), a Semitic language
*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 Israelee also
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Ark
*Arch
*ARCS
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