light box


noun

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

First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for light box

light box

noun

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