Safety
AIR DEFENSE EMERGENCY
ADE
At a glance
Meaning of AIR DEFENSE EMERGENCY
A military emergency condition declared by a designated authority.
More about AIR DEFENSE EMERGENCY
A military emergency condition declared by a designated authority. This condition exists when an attack upon the continental U.S., Alaska, Canada, or U.S. installations in Greenland by hostile aircraft or missiles is considered probable, is imminent, or is taking place.