Aviation English
Flight Phase

What is Trailing-edge device?

Trailing-edge device A movable aerodynamic surface located on the trailing edge of an aircraft wing, such as a flap, extended to increase lift and control at low speeds, especially during takeoff and landing.

Source: ICAO Doc 9432, FAA PCG

How is “Trailing-edge device” Used in Practice?

Confirm all trailing-edge devices are extended before landing and maintain configuration until reaching taxi speed.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

FlapsAltimeter setting referenced to mean-sea-level pressureFinal approachFinal-approach speed

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Frequently Asked Questions

What is Trailing-edge device?

A movable aerodynamic surface located on the trailing edge of an aircraft wing, such as a flap, extended to increase lift and control at low speeds, especially during takeoff and landing.

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