- 1. The science of high-energy radiation and of the sources and the chemical, physical, and biologic effects of such radiation; the term usually refers to the diagnosis and treatment of disease. 2. The scientific discipline of medical imaging using ionizing radiation, radionuclides, nuclear magnetic resonance, and ultrasound. SYN: diagnostic r.. [radio- + G. logos, study]- cardiovascular r. the clinical subspecialty of r. concerned with diagnosis and treatment of diseases of the vascular system.- chest r. the clinical subspecialty concerned with the diagnostic r. of diseases of the thorax, especially of the heart and lungs.- interventional r. the clinical subspecialty that uses fluoroscopy, CT, and ultrasound to guide percutaneous procedures such as performing biopsies, draining fluids, inserting catheters, or dilating or stenting narrowed ducts or vessels.- pediatric r. the clinical subspecialty concerned with the radiologic manifestations of diseases of children.
* * *1) the science of radioactive substances and high-energy radiations2) a branch of medicine concerned with the use of radiant energy (as X-rays or ultrasound) in the diagnosis and treatment of disease
* * *n.the branch of medicine involving the study of radiographs or other imaging technologies (such as ultrasound and magnetic resonance imaging) to diagnose or treat disease. A physician specializing in this field is known as a radiologist. See also interventional radiology, radiography.
* * *ra·di·ol·o·gy (ra″de-olґə-je) [radio- + -logy] the branch of the health sciences concerned with radioactive substances and radiant energy and with the diagnosis and treatment of disease by means of both ionizing (e.g., x-rays) and nonionizing (e.g., ultrasound) radiation. radiologic, radiological adj
Medical dictionary. 2011.
Look at other dictionaries:
Radiology — is the medical specialty directing medical imaging technologies to diagnose and treat diseases. Originally it was the aspect of medical science dealing with the medical use of electromagnetic energy emitted by X ray machines or other such… … Wikipedia
radiology — (n.) medical use of X rays, 1900, from radio , comb. form of RADIATION (Cf. radiation), + Greek based scientific suffix OLOGY (Cf. ology) … Etymology dictionary
radiology — ► NOUN ▪ the science of X rays and other high energy radiation, especially as used in medicine. DERIVATIVES radiologic adjective radiological adjective radiologist noun … English terms dictionary
radiology — [rā΄dē äl′ə jē] n. [ RADIO + LOGY] the science dealing with X rays and other forms of radiant energy, esp. as used in medicine for X raying bones, organs, etc. and for diagnosing and treating disease radiologic [rā΄dēə läj′ik] adj. radiological… … English World dictionary
radiology — radiologist, n. /ray dee ol euh jee/, n. 1. the science dealing with x rays or nuclear radiation, esp. for medical uses. 2. the examination or photographing of organs, bones, etc., with such rays. 3. the interpretation of medical x ray… … Universalium
radiology — ra|di|ol|o|gy [ ,reıdi alədʒi ] noun uncount a medical treatment in which RADIATION is used for treating an illness, or the study of this type of treatment. Someone who is trained in radiology is a radiologist … Usage of the words and phrases in modern English
radiology — [[t]re͟ɪdiɒ̱ləʤi[/t]] N UNCOUNT Radiology is the branch of medical science that uses X rays and radioactive substances to treat diseases … English dictionary
radiology — n. the branch of medicine involving the study of radiographs or other imaging technologies (such as ultrasound and magnetic resonance imaging) to diagnose or treat disease. A physician specializing in this field is known as a radiologist. See… … The new mediacal dictionary
radiology — UK [ˌreɪdɪˈɒlədʒɪ] / US [ˌreɪdɪˈɑlədʒɪ] noun [uncountable] a medical treatment in which radiation is used for treating an illness, or the study of this type of treatment. Someone who is trained in radiology is a radiologist … English dictionary
radiology — radiologija statusas T sritis Standartizacija ir metrologija apibrėžtis Mokslas, tiriantis radioaktyviuosius elementus ir radioaktyvumą. atitikmenys: angl. radiology vok. Radiologie, f; Strahlenkunde, f rus. радиология, f pranc. radiologie, f … Penkiakalbis aiškinamasis metrologijos terminų žodynas