Definition/Scope: (JP 1-02) (1) A communication and acknowledgment of dangers implicit in a wide spectrum of activities by potential opponents ranging from routine defense measures to substantial increases in readiness and force preparedness and to acts of terrorism or political, economic, or military provocation. (2) Operating procedures, practices, or conditions that may result in injury or death if not carefully observed or followed.
Used For:alerts (warnings)
Broader Terms:Emergency Communication System
Narrower Terms:air defense warning conditions