| Subject | English | Japanese |
| phys. | Babinet's compensator | バビネの補正板 (Babine no hoseiban) |
| gen. | n buoyancy compensator | 浮力調整装置 |
| phys. | phase compensator | 位相補償器 (isō-hoshōki) |
| el.mot. | synchronous compensator | 同期調相機 |
| phys. | temperature compensator | 温度補償装置 (おんど・ほしょう・そうち) |