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| Subject | English | Russian |
| railw. | pre-combustion chamber | предкамера |
| Gruzovik, auto. | pre-combustion chamber of a diesel engine | стартовая камера |
| railw. | pre-combustion chamber | форкамера (дизеля) |
| Gruzovik | pre-combustion chamber | стартовая камера (of a diesel engine) |
| auto. | pre-combustion chamber engine | предкамерный двигатель (translator911) |
| Gruzovik, auto. | pre-combustion-chamber ignition | предкамерное зажигание |