Meaning of ARC in English

ARC

n. & v.

--n.

1. part of the circumference of a circle or any other curve.

2 Electr. a luminous discharge between two electrodes.

--v.intr. (arced; arcing) form an arc.

Phrases and idioms:

arc lamp (or light) a light source using an electric arc. arc welding a method of using an electric arc to melt metals to be welded.

Etymology: ME f. OF f. L arcus bow, curve

Oxford English vocab.      Оксфордский английский словарь.