verb (used without object), arced [ahrkt] /ɑrkt/ or arcked, arc·ing [ahr-king] /ˈɑr kɪŋ/ or arck·ing.
- arbuscular mycorrhiza,
- arbuthnot, john,
- arbutus, trailing,
- arc cos,
- arc cosecant,
- arc cosine,
- arc cot,
- arc cotangent
Origin of arc
Examples from the Web for arcing
That afternoon, on a hunch, Ray Molina, a longtime friend who lived in New Mexico, followed an arcing route south from the lodge.
I looked down at it, and this rope of blood just went [makes a shooting sound and an arcing motion through the air].
He later identified the occurrence in psychic literature as supernatural “arcing.”
And then there was the smell of burned insulation and a wire was arcing somewhere, while thick rubbery smoke arose.The Fifth-Dimension Tube|William Fitzgerald Jenkins
Now the blue fireball was arcing down over the hillside, trailing its orange-red comet tail.Tom Swift and The Visitor from Planet X|Victor Appleton
The sun was far below the horizon when it was finished, and the glowing, arcing forces that had made and formed it were stopped.
It is better to have switches of some excess capacity, as the heavy metal stands the arcing much better.Motion Picture Operation, Stage Electrics and Illusions|Henry C. Horstmann
Its resistance fell, the arcing decreased; the beam became orange and finally green.
verb arcs, arcing, arced, arcs, arcking or arcked
Word Origin for arc
late 14c., originally in reference to the sun's apparent motion in the sky, from Old French arc "bow, arch, vault" (12c.), from Latin arcus "a bow, arch," from PIE root *arku- "bowed, curved" (cf. Gothic arhvazna "arrow," Old English earh, Old Norse ör; also, via notion of "supple, flexible," Greek arkeuthos, Latvian ercis "juniper," Russian rakita, Czech rokyta, Serbo-Croatian rakita "brittle willow"). Electrical sense is from 1821.
1893, in the electrical sense, from arc (n.). Meaning "to move in an arc" attested by 1954. Related: Arced; arcing.