Aviation English
Flight Phase

What is Slats?

Slats Movable aerodynamic surfaces located on the leading edge of the wing, extended to increase lift at low speeds during takeoff and landing.

Source: ICAO Doc 9432, FAA PCG

How is “Slats” Used in Practice?

Set slats and flaps for takeoff, then confirm configuration before entering the runway.

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 Slats?

Movable aerodynamic surfaces located on the leading edge of the wing, extended to increase lift at low speeds during takeoff and landing.

Where can I learn this term for free?

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