| roentgenoscope | <instrument, radiology> A fluoroscope is an imaging device that uses X-rays to view internal body structures on a screen. (09 Oct 1997) |
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| roentgenoscopy | <radiology> An X-ray procedure that makes it possible to see internal organs in motion. (12 Dec 1998) |
| roentgenotherapy | <oncology> The treatment of disease by ionising radiation. Origin: Gr. Therapeia = cure (18 Nov 1997) |