electronic_countermeasures (HyperDic hyper-dictionary)

English > 1 sense of the expression *electronic countermeasures*:
NOUN	act	electronic countermeasures, ECM	electronic warfare undertaken to prevent or reduce an enemy's effective use of the electromagnetic spectrum

English > *electronic countermeasures*: 1 sense > noun 1, act
Meaning	electronic warfare undertaken to prevent or reduce an enemy's effective use of the electromagnetic spectrum.
Synonym	ECM
Narrower	electronic deception	The deliberate use of electromagnetic energy in a manner intended to convey misleading information
Narrower	jamming, electronic jamming, jam	Deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems
Broader	electronic warfare, EW	military action involving the use of electromagnetic energy to determine or exploit or reduce or prevent hostile use of the electromagnetic spectrum

HyperDic: electronic_countermeasures