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[floo r-uh-skohp, flawr-, flohr-] /ˈflʊər əˌskoʊp, ˈflɔr-, ˈfloʊr-/
a tube or box fitted with a screen coated with a fluorescent substance, used for viewing objects, especially deep body structures, by means of x-ray or other radiation.
Origin of fluoroscope
An Americanism dating back to 1895-1900; fluoro- + -scope Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for fluoroscope
Historical Examples
  • Associated words: fluoroscope, fluoroscopy, cryptoscopy, cryptoscope.

    Putnam's Word Book Louis A. Flemming
  • Fig. 220-A shows a fluoroscope that contains a screen covered with proper chemicals.

    Things a Boy Should Know About Electricity

    Thomas M. (Thomas Matthew) St. John
  • I could see the bones of my fingers as I held them up between the X-ray tube and the fluoroscope.

    The Silent Bullet Arthur B. Reeve
  • Subperiosteal hemorrhage may be clearly seen by means of the fluoroscope or in X-ray photographs (Figs. 16 and 17).

    Scurvy Past and Present Alfred Fabian Hess
  • A device, invented by Edison and called the “fluoroscope,” was constructed on substantially the same principle.

  • The fluoroscope is the name given to a light-tight box closed at one end by a cardboard covered with these crystals (Fig. 421).

    Physics Willis Eugene Tower
British Dictionary definitions for fluoroscope


a device consisting of a fluorescent screen and an X-ray source that enables an X-ray image of an object, person, or part to be observed directly
Derived Forms
fluoroscopic (ˌflʊərəˈskɒpɪk) adjective
fluoroscopically, adverb
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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fluoroscope in Medicine

fluoroscope fluor·o·scope (flur'ə-skōp', flôr'-)
A device equipped with a fluorescent screen on which the internal structures of an optically opaque object, such as the human body, may be continuously viewed as shadowy images formed by the differential transmission of x-rays through the object. v. fluor·o·scoped, fluor·o·scop·ing, fluor·o·scopes
To examine the interior of a body with a fluoroscope.

fluor'o·scop'ic (-skŏp'ĭk) adj.
fluor'o·scop'i·cal·ly adv.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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fluoroscope in Science
A radiologic instrument equipped with a fluorescent screen on which opaque internal structures can be viewed as moving shadow images formed by the differential transmission of x-rays through the body.

fluoroscopy noun (fl-rŏs'kə-pē)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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