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View synonyms for ARC
ARC
1[ ahrk ]
ARC
2or A.R.C.
abbreviation for
- American Red Cross.
arc
3[ ahrk ]
noun
- Geometry. any unbroken part of the circumference of a circle or other curved line.
- Also called electric arc. Electricity. a luminous bridge formed in a gap between two electrodes. Compare spark 1( def 2 ).
- Astronomy. the part of a circle representing the apparent course of a heavenly body.
- anything bow-shaped.
verb (used without object)
, arced [ahrkt] or arcked, arc·ing [ahr, -king] or arck·ing.
- to form an electric arc.
- to move in a curve suggestive of an arc.
arc
1/ ɑːk /
noun
- something curved in shape
- part of an unbroken curved line
- a luminous discharge that occurs when an electric current flows between two electrodes or any other two surfaces separated by a small gap and a high potential difference
- astronomy a circular section of the apparent path of a celestial body
- maths a section of a curve, graph, or geometric figure
verb
- intr to form an arc
prefix
- maths specifying an inverse trigonometric function: usually written arcsin , arctan , arcsec , etc, or sometimes sin–1 , tan–1 , sec–1 , etc
ARC
2abbreviation for
- AIDS-related complex: an early condition in which a person infected with the AIDS virus may suffer from such mild symptoms as loss of weight, fever, etc
arc
/ ärk /
- A segment of a circle.
- See electric arc
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Word History and Origins
Origin of ARC1
1350–1400; Middle English ark < Latin arcus bow, arch, curve
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Word History and Origins
Origin of ARC1
C14: from Old French, from Latin arcus bow, arch
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