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2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.
 
1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson

Word of the day

Nuclear Fissions

  • Nuclear reaction in which the nucleus of heavy atom such as uranium plutonium is split into two approximately equal parts by a neutron, charged particle, or photon.
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