| 单词 | radioisotope |
| 释义 | radioisotope[ rey-dee-oh-ahy-suh-tohp ] / ˌreɪ di oʊˈaɪ səˌtoʊp / nouna radioactive isotope, usually artificially produced: used in physical and biological research, therapeutics, etc. Origin of radioisotopeFirst recorded in 1940–45; radio- + isotope OTHER WORDS FROM radioisotopera·di·o·i·so·top·ic [rey-dee-oh-ahy-suh-top-ik], /ˌreɪ di oʊˌaɪ səˈtɒp ɪk/, adjectiveWords nearby radioisotoperadioimmunology, radioimmunoprecipitation, radio interferometer, radioiodine, radioiron, radioisotope, radio knife, radiolabel, radioland, radiolarian, radiolesion Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for radioisotoperadioisotope / (ˌreɪdɪəʊˈaɪsətəʊp) / nounan isotope that is radioactive Derived forms of radioisotoperadioisotopic (ˌreɪdɪəʊˌaɪsəˈtɒpɪk), adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for radioisotoperadioisotope [ 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. Scientific definitions for radioisotoperadioisotope [ rā′dē-ō-ī′sə-tōp′ ] 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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