Aviation English
Emergencies

What is Cabin Depressurization?

Cabin Depressurization A sudden or gradual loss of cabin pressure, requiring immediate response such as emergency descent and oxygen use.

Source: ICAO Doc 9432, FAA PCG

How is “Cabin Depressurization” Used in Practice?

We are initiating an emergency descent due to cabin depressurization.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

Rapid DecompressionLoss Of PressurizationBrace PositionOver-Wing Exit Use

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Frequently Asked Questions

What is Cabin Depressurization?

A sudden or gradual loss of cabin pressure, requiring immediate response such as emergency descent and oxygen use.

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