| atom | a radioactive transuranic metallic element |
|---|---|
| atom | a radioactive transuranic element |
| atom | a radioactive transuranic element |
| atom | a radioactive transuranic element produced by bombarding plutonium with neutrons |
| atom | the branch of physics that studies the internal structure of atomic nuclei |
| atom | a nuclear reactor that uses controlled nuclear fission to generate energy |
| atom | nuclear energy regarded as a source of electricity for the power grid (for civilian use) |
| atom | a nuclear reactor that uses controlled nuclear fission to generate energy |
| atom | a theory in which matter consists of atoms |
| atom | a theory of the structure of the atom |
| atom | the warhead of a missile designed to deliver an atom bomb |
| atom | (chemistry) the ratio of the atomic mass of an element to half the atomic mass of carbon-12 |