reradiation

[ ree-rey-dee-ey-shuh n ]
/ riˌreɪ diˈeɪ ʃən /

noun

Physics. radiation emitted as a consequence of a previous absorption of radiation.
Radio. retransmission of signals, a source of interference, due to frequency oscillations in a radio receiver.

Origin of reradiation

First recorded in 1880–85; re- + radiation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for reradiation

reradiation
/ (ˌriːreɪdɪˈeɪʃən) /

noun

radiation resulting from the previous absorption of primary radiation
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