from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An electric light in which a current traverses a gas between two incandescent electrodes and generates an arc that produces light. Also called arc light.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An electric arc arranged so as to produce useful light.
from the GNU version of the Collaborative International Dictionary of English
- n. a form of lamp in which the voltaic arc is used as the source of light.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a lamp that produces light when electric current flows across the gap between two electrodes
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