arc

//ɑːk//
B1Frequency Level 9Neutral
Visual representation of arc

Noun

arcSingular
arcsPlural
1

A curved line or shape that forms part of a circle or other curve.

The rainbow formed a beautiful arc across the sky.

2

A luminous electrical discharge between two electrodes or other points.

The welder's torch produced a bright arc between the metal pieces.

3

The apparent path of a celestial body above and below the horizon.

The sun traces a wide arc across the sky in summer.

4

A continuous progression or storyline in a narrative.

The character arc in this novel is very compelling.

Verb

arcPresent tense
arcedPast tense
arcedPast participle
arcingPresent participle
arcsThird-person singular
1

To move or form in a curved path or shape.

The ball arced through the air and landed in the net.

2

To produce an electric arc.

The faulty wire arced and caused a power outage.

Synonym