gold-198
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Related to gold-198: radioactive gold
gold-198
[¦gōld ¦wən¦nīn·tē′āt] (nuclear physics)
The radioisotope of gold, atomic mass-number 198 and half-life 2.7 days; used in medical treatment of tumors by injecting it in colloidal form directly into tumor tissue.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.