| NOUN | substance | compressed gas | gas at a high pressure that can be used as a propellant |
|---|
| Meaning | gas at a high pressure that can be used as a propellant. | |
|---|---|---|
| Narrower | compressed air | Air at a pressure greater than that of the atmosphere |
| Broader | gas | A fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely |
| propellant, propellent | Any substance that propels | |
| Spanish | gas comprimido | |
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