arc light

from WordNet (r) 3.0 (2006)

arc light
    n 1: a lamp that produces light when electric current flows
         across the gap between two electrodes [syn: {arc lamp},
         {arc light}]

from The Collaborative International Dictionary of English v.0.48

Arc light \Arc light\ (Elec.)
   The light of an arc lamp. See {arc lamp} under {lamp}.
   [Webster 1913 Suppl.]

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