Phonetic Alphabet

Cien

The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

Quick answer: The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

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Quick answer

The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

Why it matters

Cien 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 Cien?

In this glossary, Cien refers to: The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

How is Cien used in aviation?

In aviation communication, this term appears in contexts such as: "Ascienda y mantenga nivel de vuelo dos uno cero, es decir, dos mil cien pies."

Why does Cien matter in aviation?

Cien 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 Cien?

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

What category does Cien belong to?

In this glossary, Cien 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 standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

Operational example

Climb and maintain flight level two one zero, that's flight level two one zero, two one zero means two one zero hundred feet.

Localized term

Cien

Localized example

Ascienda y mantenga nivel de vuelo dos uno cero, es decir, dos mil cien pies.

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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