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1. (n.) radium
a highly radioactive metallic element whose decay yields radon gas and alpha rays.
Etymology: (< F (1898), = L rad(ius) ray (see radius ) +-ium -ium2)
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| Definition of 'Radium' |
Princeton's WordNet |
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1. (noun) radium, Ra, atomic number 88
an intensely radioactive metallic element that occurs in minute amounts in uranium ores
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| Definition of 'Radium' |
U.S. National Library of Medicine |
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1. Radium
Radium. A radioactive element of the alkaline earth series of metals. It has the atomic symbol Ra, atomic number 88, and atomic weight 226. Radium is the product of the disintegration of uranium and is present in pitchblende and all ores containing uranium. It is used clinically as a source of beta and gamma-rays in radiotherapy, particularly BRACHYTHERAPY.
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Sense: a radioactive metallic element, used in treating certain diseases.
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 Afrikaans: radium |
 Arabic: راديوم: عُنْصُر فِلِزّي م |
 Bulgarian: радий |
 Brazilian: rádio |
 Czech: rádium |
 German: das Radium |
 Danish: radium |
 Greek: ράδιο |
 Spanish: radio |
 Estonian: raadium |
 Farsi: رادیوم |
 Finnish: radium |
 French: radium |
 Hebrew: רַדיוּם |
 Hindi: एक रेडियोधर्मी धातु |
 Croatian: radij |
 Hungarian: rádium |
 Indonesian: radium |
 Icelandic: radíum |
 Italian: radio |
 Japanese: ラジウム |
 Korean: 라듐 |
 Lithuanian: radis |
 Latvian: rādijs |
 Malay: radium |
 Dutch: radium |
 Norwegian: radium |
 Polish: rad |
 Persian: رادیوم |
 Pashto: راديوم، هغه فلزى عنصر چه |
 Portuguese: rádio |
 Romanian: radiu |
 Russian: радий |
 Slovak: rádium |
 Slovenian: radij |
 Serbian: radijum |
 Swedish: radium |
 Thai: ธาตุกัมมันตภาพรังสีชนิดหน |
 Turkish: radyum (Ra) |
 Taiwanese: 鐳 |
 Ukrainian: радій |
 Urdu: ریڈیم دھات |
 Vietnamese: Rađi, nguyên tố kim loại |
 Chinese: 镭 |
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| Alternative search options for 'Radium' |
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Definitions of Radium 
