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Flight Phase

Nhiễu loạn

Irregular motion of the air resulting from eddies and vertical currents, often causing bumpiness or abrupt altitude changes for aircraft. Pilots report turbulence to ATC for safety.

Quick answer: Irregular motion of the air resulting from eddies and vertical currents, often causing bumpiness or abrupt altitude changes for aircraft. Pilots report turbulence to ATC for safety.

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Quick answer

Irregular motion of the air resulting from eddies and vertical currents, often causing bumpiness or abrupt altitude changes for aircraft. Pilots report turbulence to ATC for safety.

Why it matters

Nhiễu loạn matters because it supports clear communication in Flight Phase 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 Nhiễu loạn?

In this glossary, Nhiễu loạn refers to: Irregular motion of the air resulting from eddies and vertical currents, often causing bumpiness or abrupt altitude changes for aircraft. Pilots report turbulence to ATC for safety.

How is Nhiễu loạn used in aviation?

In aviation communication, this term appears in contexts such as: "Báo cáo nhiễu loạn trung bình từ flight level ba sáu không đến ba tám không. Yêu cầu giảm độ cao để tránh nhiễu loạn mạnh phía trước."

Why does Nhiễu loạn matter in aviation?

Nhiễu loạn matters because it supports clear communication in Flight Phase 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 Nhiễu loạn?

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

What category does Nhiễu loạn belong to?

In this glossary, Nhiễu loạn is grouped under Flight Phase. 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

Irregular motion of the air resulting from eddies and vertical currents, often causing bumpiness or abrupt altitude changes for aircraft. Pilots report turbulence to ATC for safety.

Operational example

Report moderate turbulence from flight level three six zero to three eight zero. Request descent to avoid severe turbulence ahead.

Localized term

Nhiễu loạn

Localized example

Báo cáo nhiễu loạn trung bình từ flight level ba sáu không đến ba tám không. Yêu cầu giảm độ cao để tránh nhiễu loạn mạnh phía trước.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Flight Phase

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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