1. to restore pressure to something that has lost pressure, especially in a sealed system or container
Usage: technical

Examples

• The crew repressurizes the cabin after the emergency landing.
• The technician repressurizes the hydraulic system before testing.
• The diving equipment automatically repressurizes as the diver ascends.
• Engineers must repressurize the fuel tank before the next launch.
• The aircraft repressurizes gradually to prevent passenger discomfort.
• The submarine repressurizes its ballast tanks when surfacing.