| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Beta disintegration | Aerospace | = beta decay. (references) | |
| Beta disintegration | Physics | Radioactive transformation of a nuclide or a neutron, in which the atomic number changes by + or-1 and the mass number remains constant. Source: European Union. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
