Atlas/ Glossary/ ABORT Abbreviation ABORT — To terminate a preplanned aircraft maneuver. ABORT To terminate a preplanned aircraft maneuver; e.g., an aborted takeoff. Source FAA Pilot/Controller Glossary → Related — Abbreviation. ABEAM ABEAM AFM AFM — airplane flight manual AGL AGL — above ground level ALS ALS — approach light system APU APU — auxiliary power unit ASR ASR — airport surveillance radar
