What is Drei?
In this glossary, Drei 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 Drei used in aviation?
In aviation communication, this term appears in contexts such as: "Rechts drehen, Kurs eins acht drei, halten Sie dreitausend Fuß bis zum Localizer."
Why does Drei matter in aviation?
Drei 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 Drei?
Drei is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does Drei belong to?
In this glossary, Drei 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.