| Term | Description |
| Bakelite | One of the first types of plastic. It was commonly used to make radios in the 1930s and 1940s. |
| Highboys | Radios on legs. Highboys had long spindly legs while Loyboys had short squat legs. But manufacturers were not consistent in their advertisements. |
| Lowboys | Radios on legs. Loyboys had short squat legs while Highboys had long spindly legs. But manufacturers were not consistent in their advertisements. |