Dictionary:

arc

  (ärk)

1. Something shaped like a curve or arch: the vivid arc of a rainbow.
2. Mathematics. A segment of a circle.
3. An electric arc.
4. Astronomy. The apparent path of a celestial body as it rises above and falls below the horizon.

1. To form an arc.
2. To move or seem to move in a curved path: the stars that arc across the sky.

[Middle English ark, from Old French arc, from Latin arcus.]

verb

To swerve from a straight line: angle, arch, bend, bow, crook, curve, round, turn. See straight/bent.

Definition: curve
Antonyms: straight line

The abbreviation for AIDS-related complex. See also acquired immunodeficiency syndrome.

1. The luminous column of gas in an arc discharge; caused by the flow of electric current between separated electrodes in a gas.
2. See carbon-arc spotlight.
3. Any part of the circumference of a circle.
4. An angular measure.

A part of the circumference of a circle, or a regularly curved line.

• binauricular a. — the arc across the top of the head from one auricular point to the other.
• reflex a. — the circuit traveled by impulses producing a reflex action: from the receptor organ, through the afferent nerve, nerve center, efferent nerve, to the effector organ.

Discharge of electricity through a gas such as lightning discharging through the atmosphere.

Tutor's tip: An "ark" (similar to Noah's boat) can make an "arc" (segment of a circle) in the water, but not an "arch" (curved structure over an open space) over the water.

For abbreviations, see ARC

Arc may refer to:

Computing

• .arc, a file extension for archive files
• Arc programming language, a Lisp dialect in development by Paul Graham
• ARC Macro Language, a high-level algorithmic language for interpretation
• An arc is a component of an Object identifier as used in ASN.1

Engineering

• Arc lamp, a device that produces light by an electric arc
• Electric arc or voltaic arc, an ongoing plasma discharge (an electric current through a gas), producing light and heat
• In architecture, arc is another term for arch, a bowed or curved structure capable of spanning a space while supporting significant weight (e.g. a doorway in a stone wall), or possibly a free-standing structure, such as a triumphal arch

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

Literature and entertainment

• Story arc, an extended or continuing storyline
• Advance reading copy, an early copy of a book which is sent to reviewers, bookstores, and magazines
• Arc (album), a live album by Neil Young
• Arc, Stockton-on-Tees, an arts centre in Stockton-on-Tees, County Durham, England
• Attack Retrieve Capture, a multi player online game
• American Record Corporation
• "Arc" (song), a song by Pearl Jam

Mathematics

• Arc (geometry), a segment of a differentiable curve
• Arcminute, a measure used for angles, equal to 1/60th of a degree
• A directed edge in graph theory is sometimes referred to as an "arc"
• "arc-" is sometimes used as a prefix for an inverse function, specifically trigonometry functions
• Arc (projective geometry), a particular type of set of points of a projective plane.

Medicine

• ARC in Karolinska Institutet
• Aging Research Centre, an independent non-profit educational research centre

Other

• The Australian Research Council, the main agency for allocating government research funding in Australia
• The Appalachian Regional Commission, an agency devoted to the economic development of the Appalachian region of the U.S.
• Arc @ UNSW, the principal student organisation at the University of New South Wales
• 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
• Aramaic language (via ISO 639 alpha-3 code)

See also

• Ark

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Dansk (Danish)
n. - bue, lysbue
v. intr. - danne bue, danne lysbue

1.
n. - det jordvidenskabelige forskningsråd

2.
abbr. - ARC, Amerikansk røde kors

Nederlands (Dutch)
(cirkel)boog, vonk, een boog vormen, Aids-gerelateerd complex, Amerikaans Rode Kruis, raad voor de ontwikkeling van landbouw,

Français (French)
n. - (Géom) arc, (Élec) arc, (Astron) arc, en arc
v. intr. - décrire un arc de cercle, (Élec) former un arc (électrique)

abbr. - syndromes associés au SIDA, Croix-rouge américaine

Deutsch (German)
n. - Landwirtschaftlicher Forschungsrat, Bogen, (electr.) Lichtbogen
v. - einen Bogen bilden

1.
n. - (Pol) Regenbogen Fraktion

2.
abbr. - Landwirtschaftlicher Forschungsrat, (Abk) Prä-Aids-Symtomatik

Ελληνική (Greek)
abbr. - σύνδρομο συναφές με το 'Ειτζ
n. - (μαθημ., ηλεκτρ.) τόξο
v. - διαγράφω τόξο, (ηλεκτρ.) "γεφυρώνω" με βολταϊκό (τόξο)
adj. - τοξωτός

Italiano (Italian)
croce rossa americana, ente di ricerca per l'agricoltura, arco, formare un arco, ad arco

Português (Portuguese)
n. - arco (m) (Geom.) (Astron.), arco (m) voltaico (Eletr.)
v. - formar um arco, formar um arco voltaico (Eletr.)
abbr. - Cruz (f) Vermelha Americana, controle (m) remoto automático (Téc.), célula (f) reativa a antígenos (Biol.)

Русский (Russian)
Американский Красный Крест, Совет по Исследованию сельского хозяйства, арка, свод, образовывать дугу, имеющий форму арки

Español (Spanish)
n. - arco, en forma de arco
v. intr. - formar un arco, arquearse, doblarse

1.
n. - complejo relacionado al SIDA

2.
abbr. - Cruz Roja Norteamericana, complejo relacionado al SIDA

Svenska (Swedish)
abbr. - lantbruksforskningsråd
n. - båge, cirkelbåge, ljusbåge
v. - bilda båge
adj. - båg-

中文（简体） (Chinese (Simplified))
1. 农业研究委员会, 美国红十字会

2. 农业研究委员会, 美国红十字会

弧, 弓形, 弧形, 呈弧形, 循弧线行进, 形成电弧

中文（繁體） (Chinese (Traditional))
1.
n. - 農業研究委員會, 美國紅十字會

2.
abbr. - 農業研究委員會, 美國紅十字會

n. - 弧, 弓形, 弧形
v. intr. - 呈弧形, 循弧線行進, 形成電弧

한국어 (Korean)
n. - 원호, 아크, 궁형
v. intr. - 전호를 이루다

1.
n. - 미국 적십자사, 에이즈 관련 기구

2.
abbr. - 에이즈 관련 기구, 미국 적십자사 (American Red Cross)

日本語 (Japanese)
n. - 弧, 弧形, アーク
v. - 弧状に動く, アークをなす
adj. - 弧の

العربيه (Arabic)
‏(اختصار) قوس, (الاسم) قهس (فعل) قوسي (صفه) جز من دائره أو خط منحني, كل ما هو قوسي الشكل‏

עברית (Hebrew)
n. - ‮קשת, חלק ממעגל‬
v. intr. - ‮היווה קשת‬
n. - ‮מועצת המחקר החקלאי (בריטניה)‬
abbr. - ‮סיבוך הקשור באיידס, הצלב האדום האמריקאי‬

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