arc

Definitions

• (astronomy) That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.
• (geometry) A continuous part of the circumference of a circle (circular arc) or of another curve.
• A curve, in general.
• A band contained within parallel curves, or something of that shape.
• (electrics) A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning.
• A story arc.
• (mathematics) A continuous mapping from a real interval (typically ) into a space.
• (graph theory) A directed edge.
• (basketball) The three-point line.
• (film) An arclight.