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Definition of lamp:

  1. A device or mechanism for producing light by electricity. See Incandescent lamp, under Incandescent.
  2. A light- producing vessel, instrument or apparatus; especially, a vessel with a wick used for the combustion of oil or other inflammable liquid, for the purpose of producing artificial light.
  3. A thin plate or lamina.
  4. Figuratively, anything which enlightens intellectually or morally; anything regarded metaphorically a performing the uses of a lamp.


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