| engine abbr. | |
| gen. | artefacto; maquina; máquina |
| econ. | motor |
| environ. | motor |
| forestr. | motor de combustión |
| load.equip. | motor |
| railw. | locomotora |
| tech. | máquina de vapor; motor de explosión |
|
unsupercharged : 2 phrases in 2 subjects |
| Automobiles | 1 |
| Aviation | 1 |