MISSILE DEFENSE SYSTEM
\mˈɪsa͡ɪl dɪfˈɛns sˈɪstəm], \mˈɪsaɪl dɪfˈɛns sˈɪstəm], \m_ˈɪ_s_aɪ_l d_ɪ_f_ˈɛ_n_s s_ˈɪ_s_t_ə_m]\
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.