simple past tense and past participle of arc

Having the form of an arc; arched.

The shape or motion of something that arcs.

present participle of arc

(transitive, intransitive) To move following a curved path. / (transitive) To shape into an arc; to hold in the form of an arc. / (intransitive) To form an electrical arc.

(astronomy) That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.

plural of arc

Third-person singular simple present indicative form of arc

(mathematics) Used to form the names of inverse trigonometric functions, and the symbols for these functions.

(nautical, military) The Colombian Navy (Armada de la República de Colombia).