| Anglais | Espagnol | |
|---|---|---|
| Engineering | ||
| Engineering | ball and socket joint | articulación esférica [f] |
| Engineering | ball and socket joint | articulación de rótula [f] |
| Biology | ||
| Biology | ball and socket joint | articulación de la rótula [f] |
| Geology | ||
| Geology | ball and socket joint | articulación esférica [f] |
| Mechanics | ||
| Mechanics | ball and socket joint | articulación esférica [f] |
| Mechanics | ball and socket joint | articulación de ritual |
| Aeronautics | ||
| Aeronautics | ball and socket joint | rótula [f] |
| Aeronautics | ball and socket joint | articulación [f] |
| Aeronautics | ball and socket joint | articulación esférica |
| Aeronautics | ball and socket joint | junta de rotula |
| Mining | ||
| Mining | ball and socket joint | articulación de ritual |
| Petrol | ||
| Petrol | ball and socket joint | articulación esférica |
