Phonetic Alphabet

Trois

The ICAO/FAA radiotelephony spelling for the numeral '3'. Used to clearly transmit numbers, altitudes, headings, runways, and flight levels in ATC phraseology.

Quick answer: The ICAO/FAA radiotelephony spelling for the numeral '3'. Used to clearly transmit numbers, altitudes, headings, runways, and flight levels in ATC phraseology.

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Quick answer

The ICAO/FAA radiotelephony spelling for the numeral '3'. Used to clearly transmit numbers, altitudes, headings, runways, and flight levels in ATC phraseology.

Why it matters

Trois matters because it supports clear communication in Phonetic Alphabet contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Trois?

In this glossary, Trois refers to: The ICAO/FAA radiotelephony spelling for the numeral '3'. Used to clearly transmit numbers, altitudes, headings, runways, and flight levels in ATC phraseology.

How is Trois used in aviation?

In aviation communication, this term appears in contexts such as: "Virez à droite cap un huit trois, maintenez trois mille pieds jusqu'à l'alignement sur le localizer."

Why does Trois matter in aviation?

Trois matters because it supports clear communication in Phonetic Alphabet contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Trois?

Trois is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Trois belong to?

In this glossary, Trois is grouped under Phonetic Alphabet. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

The ICAO/FAA radiotelephony spelling for the numeral '3'. Used to clearly transmit numbers, altitudes, headings, runways, and flight levels in ATC phraseology.

Operational example

Turn right heading one eight three, maintain three thousand feet until established on the localizer.

Localized term

Trois

Localized example

Virez à droite cap un huit trois, maintenez trois mille pieds jusqu'à l'alignement sur le localizer.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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