Medicine. More fully radium plaque. A flat applicator formerly used to apply radium or radium salts to the skin as a treatment for underlying…
单词 | θ13956 |
释义 | the world > health and disease > healing > medical treatment > treatment by radiation > [noun] > source (8) radium plaque1919 Medicine. More fully radium plaque. A flat applicator formerly used to apply radium or radium salts to the skin as a treatment for underlying… seed1924 Medicine. A tiny tube containing radioactive material, implanted within the body as a form of radiotherapy. Cf. radon seed n. at radon, n.… radon seed1925 a short tube containing radon, used (esp. formerly) in radiotherapy as a source of alpha radiation. radium bomb1929 a container of radium used as the source of a beam of gamma radiation for radiotherapy. bomb1930 Short for radium bomb n. at radium, n. compounds 1d. teleradium1930 radium used for teletherapy; (also) teletherapy using radium. telecobalt1948 teletherapy using radiocobalt as the radiation source; (also) radiocobalt used in this way; frequently attributive. sealed source1962 a pellet of radioactive material in a sealed capsule, used in radio-therapy and radiography. |
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