ARC

¹

[ahrk]

noun

1. Pathology.,  AIDS-related complex.

ARC

²

Or A.R.C.

abbreviation

1. American Red Cross.

arc

³

[ahrk]

noun

1. Geometry.,  any unbroken part of the circumference of a circle or other curved line.

2. Also called electric arc. Electricity.,  a luminous bridge formed in a gap between two electrodes.

3. Astronomy.,  the part of a circle representing the apparent course of a heavenly body.

4. anything bow-shaped.

verb (used without object)

arced, arcked, arcing, arcking. 

1. to form an electric arc.

2. to move in a curve suggestive of an arc.

ARC

¹

abbreviation

1. 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

²

/ ɑːk /

noun

1. something curved in shape

2. part of an unbroken curved line

3. 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

4. astronomy a circular section of the apparent path of a celestial body

5. maths a section of a curve, graph, or geometric figure

verb

1. (intr) to form an arc

prefix

1. maths specifying an inverse trigonometric function: usually written arcsin , arctan , arcsec , etc, or sometimes sin–1 , tan–1 , sec–1 , etc

arc

1. A segment of a circle.

2. See electric arc

Word History and Origins

Origin of arc¹

1350–1400; Middle English ark < Latin arcus bow, arch, curve

Word History and Origins

Origin of arc¹

C14: from Old French, from Latin arcus bow, arch

Example Sentences

Nevertheless, his personality arc is somewhat constructed on problematic architecture.

From Salon

Steelmaking in the US is already greener than in many countries, thanks to the popularity of electric arc furnaces there.

From BBC

Switching from traditional blast furnaces to electric arc furnaces can lower carbon emissions per tonne of steel produced from 2.32 tonnes of CO2 to 0.67 tonnes of CO2.

From BBC

Plus, there is a limit to how much steel-making can rely on electric arc furnaces since they currently largely rely on a supply of scrap steel.

From BBC

A relatively low supply of scrap steel in China, versus demand, has slowed the rollout of electric arc furnaces there, according to some analyses.

From BBC

Related Words

• arch