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Flight Phase

乱気流

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

乱気流 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 乱気流?

In this glossary, 乱気流 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 乱気流 used in aviation?

In aviation communication, this term appears in contexts such as: "フライトレベル360から380まで中程度の乱気流を報告。前方の激しい乱気流を避けるため降下を要求。"

Why does 乱気流 matter in aviation?

乱気流 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 乱気流?

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

What category does 乱気流 belong to?

In this glossary, 乱気流 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

乱気流

Localized example

フライトレベル360から380まで中程度の乱気流を報告。前方の激しい乱気流を避けるため降下を要求。

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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