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isotone

[ahy-suh-tohn] /ˈaɪ səˌtoʊn/
noun, Physics.
1.
one of two or more atoms having an equal number of neutrons but different atomic numbers.
Origin of isotone
1930-1935
First recorded in 1930-35; iso- + tone
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for isotone

isotone

/ˈaɪsəˌtəʊn/
noun
1.
one of two or more atoms of different atomic number that contain the same number of neutrons
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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isotone in Medicine

isotone i·so·tone (ī'sə-tōn')
n.
One of two or more atoms whose nuclei have the same number of neutrons but different numbers of protons.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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7
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