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Chaff [ʧɑ:f] abbr.
abbr., astronaut., mil. C
chaff [ʧɑ:f] adj.
avia., Canada Radar confusion reflectors, which consist of thin, narrow metallic strips of various lengths and frequency responses, used to reflect echoes for confusion purposes
USA Radar confusion reflectors, consisting of thin, narrow metallic strips of various lengths and frequency responses, which are used to reflect echoes for confusion purposes (JP 3-13.1)