radioactive series


noun Physics, Chemistry.

a succession of elements initiated in the radioactive decay of a parent, as thorium or uranium, each of which decays into the next until a stable element, usually lead, is produced.

Origin of radioactive series

First recorded in 1920–25
Also called decay series.

Definition for decay series (2 of 2)

decay series


noun Physics.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for decay series

radioactive series


noun

physics a series of nuclides each of which undergoes radioactive decay into the next member of the series, ending with a stable element, usually leadSee uranium series, neptunium series, thorium series, actinium series
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