1. Physics. produced by radioactive decay: radiogenic lead; radiogenic heat.
  2. having qualities or characteristics that broadcast well; suitable for presentation on the radio.

Origin of radiogenic

First recorded in 1925–30; radio- + -genic Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for radiogenic

Contemporary Examples of radiogenic

British Dictionary definitions for radiogenic


  1. produced or caused by radioactive decaya radiogenic element; radiogenic heat
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

radiogenic in Science


  1. Being a stable element that is product of radioactive decay. For example, carbon 12 is often radiogenic, having been produced by radioactive decay of carbon 14.
  2. Relating to the relation between radiogenic and radioactive elements, especially as a means of determining the age of objects, as in radiometric dating.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.