Meaning of ARC in English

ARC

/ ɑːk; NAmE ɑːrk/ noun , verb

■ noun

1.

( geometry ) part of a circle or a curved line

—picture at circle

2.

a curved shape :

the arc of a rainbow

The beach swept around in an arc.

3.

( technical ) an electric current passing across a space between two terminals

—see also arc lamp

■ verb ( arc·ing / ˈɑːkɪŋ; NAmE ˈɑːrk-/, arced , arced / ɑːkt; NAmE ɑːrkt/) [ v ] ( technical )

1.

to move in the shape of an arc

2.

to form an electric arc

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WORD ORIGIN

late Middle English (denoting the path of a celestial object, especially the sun, from horizon to horizon): via Old French from Latin arcus bow, curve.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.