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light box

a boxlike object having a uniformly lighted surface, as of ground glass, against which films or transparencies can be held for examination.
Origin of light box
1840-50 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for light box
  • Typically, light therapy involves sitting in the glow of a light box which emits a spectrum of light mimicking daylight.
  • Bacteria-free animals spent significantly more time in the light box than their bacterially colonized littermates.
  • Also, affixed to one wall is an unusual giant light box, which can display any image the homeowner chooses.
  • To spend time with a light box and crayons and show him how to prepare books for the printer.
British Dictionary definitions for light box

light box

a light source contained in a box and covered with a diffuser, used for viewing photographic transparencies, negatives, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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