PLEASANTNESS
\plˈɛzəntnəs], \plˈɛzəntnəs], \p_l_ˈɛ_z_ə_n_t_n_ə_s]\
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By Princeton University
By DataStellar Co., Ltd
By Noah Webster.
By Stormonth, James, Phelp, P. H.
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.