Other Aviation Acronyms
- One Way: OW.
- Round Trip: RT.
- Aircraft: A/X.
- Airway Facilities: AF.
- PNR: Passenger Name Record.
- Change Name To: CHNT.
- Estimated Time of Arrival: ETA.
- Estimated Time of Arrival: ETD.
The estimated time of arrival (ETA) is the time when a ship, vehicle, aircraft, cargo, person, or emergency service is expected to arrive at a certain place.
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In economy: A and F are window seats. B and E are middle seats.
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Occasionally, aircraft with a seating structure of 2+2 may letter the seats as ACDF to keep with the standard of A/F being window and C/D being aisle on short-haul aircraft (which generally have 3+3 seats).
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• DOORS TO ARRIVAL AND CROSSCHECK Meaning: Occasionally heard as “disarm your doors and crosscheck,” and announced by the lead flight attendant or purser as a plane approaches the gate. The intent is to verify disarming of the emergency escape slides attached to the doors.
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