electronic countermeasures

Noun
  1. Electronic warfare undertaken to prevent or reduce an enemy's effective use of the electromagnetic spectrum (synset 100997220)
    is a type of: 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
    subtypes:
    • electronic deception - the deliberate use of electromagnetic energy in a manner intended to convey misleading information
    • electronic jamming, jam, jamming - deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems
    same as: ecm

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