n :  an instrument used chiefly in industry and in medical diagnosis for observing the internal structure of opaque objects (as the living body) by means of the shadow cast by the object examined upon a fluorescent screen when placed between the screen and a source of X rays flu*o*ro*scop*ic adj flu*o*ro*scop*i*cal*ly adv flu*o*ros*co*pist n flu*o*ros*co*py n pl  -pies  
vt, -scoped  -scop*ing  :  to examine by fluoroscopy .
 
 
 
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