Aviation English
Phonetic Alphabet

One la gi?

One The digit '1' as spoken in the ICAO radiotelephony alphabet, pronounced as 'One' for clarity in all numerical transmissions, including headings, frequencies, and flight levels.

Source: ICAO Doc 9432, FAA PCG

How is “One” Used in Practice?

Liên lạc với tower trên tần số một một tám chấm một, được phép hạ cánh đường băng Một Sáu Trái.

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

One la gi?

The digit '1' as spoken in the ICAO radiotelephony alphabet, pronounced as 'One' for clarity in all numerical transmissions, including headings, frequencies, and flight levels.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches One 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.

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