arc of a circle, arc lamp, arc welding

Formal and Informal Expressions of arc

In different contexts, you can replace 'arc' with suitable alternatives. In a more formal setting, 'curve, arch' is apt. In informal speech or writing, 'bend, bow' is a commonplace synonym.

arc: Explore its Definition & Usage

arc Definition

1a curved shape or line
2a luminous electrical discharge between two electrodes or other points

Using arc: Examples

Take a moment to familiarize yourself with how "arc" can be used in various situations through the following examples!

Example
The rainbow formed a perfect arc in the sky.
Example
The archer drew back the bow and shot an arrow in a high arc.
Example
The welding torch produced a bright blue arc of light.

arc Synonyms and Antonyms

Synonyms for arc

Phrases with arc

arc of a circle
a portion of the circumference of a circle
Example
The arc of the circle is equal to half its circumference.
arc lamp
a lamp that produces light by means of an electric arc between two electrodes
Example
The streetlights were replaced with more energy-efficient arc lamps.
arc welding
a type of welding that uses an electric arc to melt and join metals
Example
The metal parts were joined together using arc welding.

Origins of arc

from Old French 'arc', from Latin 'arcus', meaning 'bow'

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Summary: arc in Brief

An 'arc' [ɑːrk] is a curved shape or line, such as the arc of a rainbow or the arc of a circle. It can also refer to a luminous electrical discharge between two electrodes or other points, as in arc welding or an arc lamp. Synonyms include 'curve,' 'arch,' 'bend,' 'bow,' and 'crescent.'