Examination of the inner structure of opaque objects using X rays or other penetrating radiation

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Radioscopy \Ra`di*os"co*py\ (r[=a]`d[i^]*[o^]s"k[-o]*p[y^]), n. Direct observation of objects opaque to light by means of some other form of radiant energy, as x-rays. -- Ra`di*o*scop"ic (r[=a]`d[i^]*[o^]*sk[o^]p"[i^]k), Ra`di*o*scop"ic*al (r[=a]`d[i^]*[o^]*sk[o^]p"[i^]*kal), ...

WordNet Word definitions in WordNet
n. (radiology) examination of the inner structure of opaque objects using X rays or other penetrating radiation [syn: radiology ]

Wiktionary Word definitions in Wiktionary
n. examination of objects by the use of X-rays; radiology

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1896, from radio- + -scopy .