from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One that illuminates, especially a device for producing, concentrating, or reflecting light.
  • noun One who illuminates manuscripts or other objects.

from The Century Dictionary.

  • noun One who or that which illuminates or gives light; a natural or artificial source of light, literally or figuratively: as, the sun is the primary illuminator.
  • noun One who decorates manuscripts, books, etc., with ornamental pictures, designs, letters, etc., in the style called illumination.
  • noun A lens or mirror in a microscope or other optical instrument for concentrating the light.
  • noun A glass tile or floor-light.
  • noun An apparatus for directing a beam of light upon some object, as in lighting parts of the body in surgical or medical examinations.
  • noun A device for carrying a small electric light into the mouth in examining the teeth.

from the GNU version of the Collaborative International Dictionary of English.

  • noun One whose occupation is to adorn books, especially manuscripts, with miniatures, borders, etc. See illuminate, v. t., 3.
  • noun A condenser or reflector of light in optical apparatus; also, an illuminant.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Agent noun of illuminate; one who illuminates; an explainer.


from Wiktionary, Creative Commons Attribution/Share-Alike License

to illuminate + -or


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  • Brother Adelmo was this in "The Name Of The Rose."

    June 15, 2012