Arc meaning

ärk
The definition of an arc is a curve or bowed shape, like a part of a circle.

An example of an arc is a rainbow.

noun
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Something shaped like a curve or arch.

The vivid arc of a rainbow.

noun
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A segment of a circle.
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An electric arc.
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The apparent path of a celestial body as it rises above and falls below the horizon.
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A progression of events suggesting narrative cohesion, especially one that rises to a climax and settles to a final conclusion.
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To form an arc.
verb
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To move or seem to move in a curved path.

The stars that arc across the sky.

verb
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AIDS-related complex.
abbreviation
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American Red Cross.
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The part of a circle that is the apparent path of a heavenly body above and below the horizon.
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A bowlike curved line or object.
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The band of sparks or incandescent light formed when an electric discharge is conducted from one electrode or conducting surface to another, characterized by relatively high current and low potential difference between electrodes.
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Designating an inverse trigonometric function.

Arc sine x is an angle whose sine is x.

adjective
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To move in a curved course.
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To form an arc.
verb
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American Red Cross.
abbreviation
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AIDS-related complex.
abbreviation
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American Red Cross.
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A segment of a circle.
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(1) (Audio Return Channel) See HDMI ARC.
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(astronomy) That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon. [from 14th c.]
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(geometry) A continuous part of the circumference of a circle (circular arc) or of an other curve. [from 16th c.]
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A curve, in general. [from 17th c.]
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A band contained within parallel curves, or something of that shape. [from 17th c.]
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(electrics) A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning. [from 19th c.]
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A story arc. [from 20th c.]
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(mathematics) A continuous mapping from a real interval (typically [0, 1]) into a space.
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(graph theory) A directed edge.
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(intransitive) To move following a curved path.
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(intransitive) To form an electrical arc.
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(mathematics) Used to form the names of inverse trigonometric and hyperbolic functions, and also the symbols for these functions.

Arc-sine (British), arcsine (US)

Arctan.

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To arc is defined as to make a curved shape or move in a curved path.

An example of arc is the way stars move across the sky.

verb
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Origin of arc

  • Middle English ark from Old French arc from Latin arcus

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English, from Old French arc, from Latin arcus (“a bow, arc, arch”).

    From Wiktionary

  • From Latin arcus ("bow")

    From Wiktionary