radio-, radi-, rad-
(Latin: ray, radiating [the Latin word for the spokes of a wheel is radius]; spoke, staff, rod)
						radiocardiography					
					
						The technique of recording or interpreting radiocardiograms or a graphic record of the concentration of injected radioisotope (a chemical element) within the cardiac chambers.					
									
						radiodermatitis					
					
						radiodontist					
					
						radiograph					
					
						A photographic image produced on a radiosensitive surface by radiation other than visible light; especially, by X-rays or gamma rays.					
									
						radiologist					
					
						radiology					
					
						radiolucent					
					
						Transparent to X-rays.					
									
						radiometer					
					
						radiomicrometer					
					
						radionecrosis					
					
						Death caused by excessive exposure to ionizing radiation (x-ray or gamma rays).					
									
						An excessive anxiety of radiation: Hannah had radiophobia and was extremely fearful of X-rays and the ensuing harm they could cause.					
									
						radiophone					
					
						1. An instrument for the production of sound by intermittent radiant energy, such as light or heat; the photophone and thermophone are special forms. 
2. Radiophone may also be a radio-telephone.
									2. Radiophone may also be a radio-telephone.
						radioplastic					
					
						The medical treatment of diseases with forms of electromagnetic radiation: "Some therapeutic procedures for cancer patients have included radiopraxis or X-rays and other forms of radiation."					
									
						radioscope					
					
						1. An instrument; such as, a fluoroscope, capable of detecting radiant energy.
2. An instrument that detects radioactivity.
									2. An instrument that detects radioactivity.
		
