instrument approach
[ˈɪnstrəmənt əˈproʊtʃ]
nounpl: instrument approaches
aproximação por instrumentos
1. A flying procedure in which a pilot uses electronic instruments and radio navigation aids to approach and land an aircraft when visibility is poor or when flying under Instrument Flight Rules (IFR)
The pilot executed an instrument approach due to low cloud ceiling and reduced visibility at the airport.
O piloto executou uma aproximação por instrumentos devido ao teto de nuvens baixo e visibilidade reduzida no aeroporto.
2. A standardized flight procedure published by aviation authorities that guides pilots through the approach phase using specific altitudes, headings, and radio navigation waypoints
The airline requires all pilots to brief the instrument approach procedure before descent.
A companhia aérea exige que todos os pilotos façam a briefing do procedimento de aproximação por instrumentos antes da descida.
This is highly specialized aviation terminology used internationally by professional pilots, air traffic controllers, and aviation personnel. The term is standardized across all aviation authorities including FAA (USA), ANAC (Brazil), and EASA (Europe). Understanding instrument approaches is a critical skill for commercial and airline pilots operating in poor weather conditions.
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