- * * *Relatively penetrable by x-rays or other forms of radiation. Cf.:radiopaque. [radio- + L. lucens, shining]
* * *ra·dio·lu·cent -'lüs-ənt adj partly or wholly permeable to radiation and esp. X-rays compare RADIOPAQUE
* * *adj.having the property of being transparent to X-rays. Radiopacity decreases with atomic number of the element. Radiolucent materials, such as beryllium, are used to construct windows in X-ray tubes to allow the X-rays to escape from the tube. Gases are relatively radiolucent to X-rays and can be used as a negative contrast medium in X-ray examinations, e.g. in double contrast barium examinations of the bowel or carbon dioxide arteriography.
* * *ra·dio·lu·cent (ra″de-o-looґsənt) [radio- + L. lucēre to shine] permitting the passage of x-rays or other forms of radiant energy with little attenuation; radiolucent areas appear dark on the exposed film.
Medical dictionary. 2011.
Look at other dictionaries:
radiolucent — [rā΄dē ō lo͞o′sənt] adj. [ RADIO + LUCENT] offering little or no resistance to the passage of X rays or other forms of radiant energy radiolucency n … English World dictionary
radiolucent — adj. having the property of being transparent to X rays. Radiopacity decreases with atomic number of the element. Radiolucent materials, such as beryllium, are used to construct windows in X ray tubes to allow the X rays to escape from the tube.… … The new mediacal dictionary
radiolucent — adjective Date: 1917 partly or wholly permeable to radiation < radiolucent tissues > • radiolucency noun … New Collegiate Dictionary
radiolucent — adjective almost complete transparent to X rays or other forms of radiation radiolucent tissues • Ant: ↑radiopaque … Useful english dictionary
radiolucent — radiolucence, radiolucency, n. /ray dee oh looh seuhnt/, adj. almost entirely transparent to radiation; almost entirely invisible in x ray photographs and under fluoroscopy. Cf. radiopaque, radiotransparent. [1915 20; RADIO + LUCENT] * * * … Universalium
radiolucent — adjective transparent to X rays Ant: radiopaque … Wiktionary
radiolucent — adj. transparent to radiation, allowing radiation to pass through … English contemporary dictionary
radiolucent — ra·dio·lu·cent … English syllables
radiolucent — ra•di•o•lu•cent [[t]ˌreɪ di oʊˈlu sənt[/t]] adj. med almost entirely transparent to radiation; almost entirely invisible in x ray photographs and under fluoroscopy • Etymology: 1915–20 ra di•o•lu′cence, ra di•o•lu′cen•cy, n … From formal English to slang
radiolucent — /ˌreɪdioʊˈlusənt/ (say .raydeeoh loohsuhnt) adjective partly or wholly permeable to X rays or other forms of radiation, and therefore not showing up in an X ray photograph. Compare radiopaque … Australian English dictionary