noun
- the process of reducing or removing air pressure from an enclosed space
Usage: technical
Examples
- The airplane experienced rapid depressurization at 30,000 feet.
- Emergency oxygen masks deployed during the cabin depressurization.
- The spacecraft’s depressurization system malfunctioned during reentry.
- Divers must avoid rapid depressurization to prevent decompression sickness.
- The submarine’s depressurization chamber allows safe ascent to the surface.
- Engineers tested the depressurization valve before the mission launch.