Aviation English
Emergencies

¿Qué es Mayday?

Mayday International radiotelephony distress signal used to indicate a grave and imminent threat requiring immediate assistance.

Source: ICAO Doc 9432, FAA PCG

How is “Mayday” Used in Practice?

Mayday, Mayday, Mayday, aquí Delta Uno Tres Cuatro, fallo de motor, solicitando vectores inmediatos para aterrizaje de emergencia.

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

Pan-PanPérdida de PresurizaciónProcedimientos de memoriaDescenso de emergencia

Learn “Mayday” Free with Termify

Master Mayday and 4,071+ professional terms with native pronunciation, IPA transcriptions and career quizzes. 100% free, forever.

Download Free for iOS

Frequently Asked Questions

¿Qué es Mayday?

International radiotelephony distress signal used to indicate a grave and imminent threat requiring immediate assistance.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches Mayday and 4,071+ other industry terms with native pronunciation, IPA transcriptions and career quizzes. Available on iOS in 23 languages. No subscription, no credit card required.

Last updated: