radiogold colloid ra·di·o·gold colloid (rā’dē-ō-gōld’)
A colloidal dispersion of a radioactive isotope of gold that emits a negative beta particle and a gamma ray for each atom of gold present, used for irradiating closed serous cavities and for liver scans.
[rey-dee-oh-gram] /ˈreɪ di oʊˌgræm/ noun 1. a message transmitted by radiotelegraphy. [rey-dee-oh-gram] /ˈreɪ di oʊˌgræm/ noun, British. 1. a combination and record player. /ˈreɪdɪəʊˌɡræm/ noun 1. (Brit) a unit comprising a radio and record player 2. a message transmitted by radiotelegraphy 3. another name for radiograph radiogram ra·di·o·gram (rā’dē-ō-grām’) n. A radiograph.
/ˌreɪdɪəʊˌɡəʊnɪˈɒmɪtə/ noun 1. a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
[rey-dee-oh-graf, -grahf] /ˈreɪ di oʊˌgræf, -ˌgrɑf/ noun 1. Also called shadowgraph. a photographic image produced by the action of x-rays or nuclear radiation. verb (used with object) 2. to make a radiograph of. /ˈreɪdɪəʊˌɡrɑːf; -ˌɡræf/ noun 1. an image produced on a specially sensitized photographic film or plate by radiation, usually by X-rays or gamma […]
[rey-dee-og-ruh-fee] /ˌreɪ diˈɒg rə fi/ noun 1. the production of radiographs. /ˌreɪdɪˈɒɡrəfɪ/ noun 1. the production of radiographs of opaque objects for use in medicine, surgery, industry, etc n. 1896, from radiograph (1880), originally a device to measure sunshine; from radio-, comb. form of radiation, + -graph. As a type of image-making device, from 1896. […]