pseudoscope

[ soo-duh-skohp ]
/ ˈsu dəˌskoʊp /

noun

an optical instrument for producing an image in which the depth or relief of an object is reversed.

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Origin of pseudoscope

First recorded in 1850–55; pseudo- + -scope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for pseudoscope

  • The pseudoscope which produces effects opposite to those of the stereoscope is an interesting device.

    Visual Illusions|Matthew Luckiesh
  • Of course in this practical age the inquiry is put—Of what use is the stereoscope or pseudoscope?