Aircraft Systems

above ground level

An altitude or height measured with reference to the underlying ground surface directly beneath the aircraft.

Quick answer: An altitude or height measured with reference to the underlying ground surface directly beneath the aircraft.

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Languages

Quick answer

An altitude or height measured with reference to the underlying ground surface directly beneath the aircraft.

Why it matters

above ground level matters because it supports clear communication in Aircraft Systems 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 above ground level?

In this glossary, above ground level refers to: An altitude or height measured with reference to the underlying ground surface directly beneath the aircraft.

How is above ground level used in aviation?

In aviation communication, this term appears in contexts such as: "Maintain altitude 2,000 feet above ground level until established on approach."

Why does above ground level matter in aviation?

above ground level matters because it supports clear communication in Aircraft Systems 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 above ground level?

above ground level is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does above ground level belong to?

In this glossary, above ground level is grouped under Aircraft Systems. 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

An altitude or height measured with reference to the underlying ground surface directly beneath the aircraft.

Operational example

Maintain altitude 2,000 feet above ground level until established on approach.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Aircraft Systems

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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