radioisotopic

radioisotope

[rey-dee-oh-ahy-suh-tohp]
noun
a radioactive isotope, usually artificially produced: used in physical and biological research, therapeutics, etc.

Origin:
1940–45; radio- + isotope

radioisotopic [rey-dee-oh-ahy-suh-top-ik] , adjective
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World English Dictionary
radioisotope (ˌreɪdɪəʊˈaɪsətəʊp)
 
n
an isotope that is radioactive
 
radioisotopic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

radioisotope ra·di·o·i·so·tope (rā'dē-ō-ī'sə-tōp')
n.
A naturally or artificially produced radioactive isotope.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
radioisotope   (rā'dē-ō-ī'sə-tōp')  Pronunciation Key 
A radioactive isotope of a chemical element. Carbon 14 and radon 222 are examples of naturally occurring radioactive isotopes.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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