Synonym: actinotherapy, irradiation, radiation sickness, radiation syndrome, radiation therapy, radioactivity, radiotherapy. Similar words: tradition, traditional, traditionally, variation, graduation, negotiation, association, appreciation. Meaning: [‚reɪdɪ'eɪʃn] 
n. 1. energy that is radiated or transmitted in the form of rays or waves or particles 2. the act of spreading outward from a central source 3. syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours 4. the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay 5. the spread of a group of organisms into new habitats 6. a radial arrangement of nerve fibers connecting different parts of the brain 7. (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance.
n. 1. energy that is radiated or transmitted in the form of rays or waves or particles 2. the act of spreading outward from a central source 3. syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours 4. the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay 5. the spread of a group of organisms into new habitats 6. a radial arrangement of nerve fibers connecting different parts of the brain 7. (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance. 
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211. Such leaks were important because they could allow radiation to escape.
212. The electric field of the radiation can then resonate with the vibrations of the charge ions, transferring energy to them.
213. There are various ways of monitoring radiation, the best known being the Geiger counter.
214. From the observed absence of such annihilation radiation we can conclude that our galaxy is made entirely of particles rather than antiparticles.
215. Even among those not so badly affected, ignorance about radiation produces powerful if sometimes irrational fear.
216. The surface therefore can cool rapidly by dumping its radiation into space.
217. Tritium's radiation passes easily into the human body because it is carried by water molecules.
218. The questionnaire administered to parents included specific questions about work at nuclear establishments and monitoring for exposure to ionising radiation.
219. If there is no safe dose cancer rates should increase as the natural background radiation level increases.
220. Thus short-wave radiation, which has more energy, is likely to be more dangerous than long wave.
221. But a body with a particular temperature must emit radiation at a certain rate.
222. The authors indicate therefore that excesses of prostatic cancer in industrial workforces are unlikely to be due to external radiation.
223. To excite an electron out of its bond requires high frequency radiation, falling in the ultra-violet part of the spectrum.
224. The thermal tide may also be responsible for dim ultraviolet radiation observed to come from the middle of the night hemisphere.
225. The radiation is a by-product of particle accelerators use in high-energy physics.
226. A thermal imager uses detectors of cadmium mercury telluride[sentencedict.com], which detect infrared radiation when they are cooled to very low temperatures.
227. A machine like this employing a beam of radiation was used to try to destroy the tumours.
228. Levels of background radiation are frequently published in the Moscow press, and a number of environmental consultancies run radiation monitoring services.
229. The nuclear industry, for its part, does not seem to enjoy publicising the ill effects of radiation in any form.
229. Wish you can benefit from our online sentence dictionary and make progress every day!
230. Diamond absorbs infrared radiation by a slightly more complex process.
231. The council has put an emergency radiation leak plan on its website which reads like a throwback to the Cold War.
232. Many were orphaned by the disaster, others still suffer radiation sickness.
233. It is said that the carbon in charcoal powder with strong ultraviolet absorption capacity, as well as radiation shielding ability on the computers and other electrical appliances.
234. In this paper, a theoretical Calculation method of radiation Cooling adapted to computer calculation is introduced.
235. Objective To measure and evaluate the distribution feature of radiation dose at the conventional puncture plane in invasive diagnosis and treatment area, and depict the corresponding isodose curve.
236. By microwave-isted extraction and intermittent microwave radiation heating, the new technology of obtaining Porphyra haitanensis polysaccharides was studied.
237. This is the summarization of a virtual cathode radiation experiment on the EPA - 74 pulse-line accelerator .
238. Ionizing radiation can affect the characteristics of the electrode processes and disturb their kinetic equilibria.
239. Objective: We report on a case of recurrent left cerebellopontine angle meningioma resulting in left occipital lobe radiation necrosis 17 months after 2 courses of gamma knife radiosurgery.
240. Smoldering and ignition caused by radiation are special phenomena in disaster combustion and don't exist in modern combustion equipment.
More similar words: tradition, traditional, traditionally, variation, graduation, negotiation, association, appreciation, renunciation, nation, equation, formation, operation, national, relation, location, education, donation, zonation, isolation, summation, sensation, violation, allegation, situation, inflation, migration, educational, revelation, evaluation.