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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.
5. A progression of events suggesting narrative cohesion, especially one that rises to a climax and settles to a final conclusion.
intr.v. arced (ärkt), arc·ing (är′kĭng), arcs
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.]


1. AIDS-related complex
2. American Red Cross
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.arced - forming or resembling an archarced - forming or resembling an arch; "an arched ceiling"
architecture - the discipline dealing with the principles of design and construction and ornamentation of fine buildings; "architecture and eloquence are mixed arts whose end is sometimes beauty and sometimes use"
curved, curving - having or marked by a curve or smoothly rounded bend; "the curved tusks of a walrus"; "his curved lips suggested a smile but his eyes were hard"


Deviating from a straight line:
References in periodicals archive ?
The investigation found that a bundle of Kapton wires had arced and burned and that a nearby metal tank of highly flammable liquid oxygen had ruptured.