- Also arc lamp. a lamp in which the light source is a high-intensity electric arc either between carbon rods in air or between metal electrodes in a xenon gas atmosphere enclosed in a quartz bulb.
- the light produced by such a lamp.
Origin of arc light
Examples from the Web for arc light
Historical Examples of arc light
Anyway, look the man over when he passes under the arc-light.Nan of Music Mountain
Frank H. Spearman
It is visible at some hour every clear night, and has been called the arc-light of the sky.A Field Book of the Stars
William Tyler Olcott
His face was well lighted by the arc-light under the arch of the door.The Landloper
Even the arc-light that Foucault produced in 1844 was not utilized then.Invention
Bradley A. Fiske
Under the blue white of the arc-light, her face was that of a dead woman.The Shooting of Dan McGrew, A Novel
- a light source in which an arc between two electrodes, usually carbon, produces intense white illuminationAlso called: arc lamp