Definition of Background Radiation in English :
Define Background Radiation in English
Background Radiation meaning in English
Meaning of Background Radiation in English
Pronunciation of Background Radiation in English
Background Radiation pronunciation in English
Pronounce Background Radiation in English
Background Radiation
see synonyms of background radiationNoun
1. background radiation
radiation coming from sources other than those being observed
WordNet Lexical Database for English. Princeton University. 2010.
Background Radiation
see synonyms of background radiationnoun
nuclear physics
low-intensity radiation from, for example, small amounts of radioisotopes in soil, air, building materials, etc
Collins English Dictionary. Copyright © HarperCollins Publishers
Background Radiation
see synonyms of background radiation1. Astronomy
low-intensity, multidimensional microwave radiation present in space: its existence is used to support the validity of the big-bang theory since it is thought to be
a remnant of the original explosion
2. Physics
low levels of natural radiation existing on earth as a result of high-energy cosmic rays, the radioactive decay of rock, etc.
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.