decompression (n)

Decompression due to altitude has physiological effects.
The pilot initiated an emergency descent due to a sudden decompression in the aircraft cabin.
Passengers were instructed to use oxygen masks in the event of cabin decompression for their safety.
A thorough investigation was conducted to determine the cause of the rapid decompression during the flight.
Aircraft undergo rigorous testing to ensure the safety of passengers in the event of decompression at high altitudes.