Meaning of identification friend or foe | Babel Free
Definitions
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An identification system designed for command and control. It enables military and national (civilian air traffic control) interrogation systems to identify aircraft, vehicles or forces as friendly and to determine their bearing and their range from the interrogator. uncountable
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In a civilian aircraft: a transponder that responds by sending a code identifying itself. uncountable
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In a military aircraft: a transponder that responds by sending a similarly coded signal, only when detecting a code indicating the radar is part of the friendly forces' network. uncountable
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.