| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Heavy ion | Aerospace | = large ion. (references) | |
| Heavy ion | Public Administration | The nucleus of a large atom, such as gold, with more or fewer electrons than usual, or no electrons at all. (references) | |
| Heavy Ion Beams | Physics | Particle Beams using heavy (as opposed to light) ions. These can be used for inertial confinement fusion research. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
