All official U.S. DoD military terms, and their definitions, beginning with the letter Z.
Currently showing all terms for your selected Letter Group of Z. You can always go back to the index to make another selection.
The location of the center of a burst of a nuclear weapon at the instant of detonation. The zero point may be in the air, or on or beneath the surface of land or water, depending upon the type of burst, and it is thus to be distinguished from ground zero.
(*) A technique in which the first motion of the missile or aircraft removes it from the launcher.
A circular area determined by using minimum safe distance I as the radius and the desired ground zero as the center from which all armed forces are evacuated. If evacuation is not possible or if a commander elects a higher degree of risk, maximum protective measures will be required.
A circular area (less zone I) determined by using minimum safe distance II as the radius and the desired ground zero as the center in which all personnel require maximum protection. Maximum protection denotes that armed forces personnel are in ?buttoned up? tanks or crouched in foxholes with improvised overhead shielding.
A circular area (less zones I and II) determined by using minimum safe distance III as the radius and the desired ground zero as the center in which all personnel require minimum protection. Minimum protection denotes that armed forces personnel are prone on open ground with all skin areas covered and with an overall thermal protection at least equal to that provided by a two-layer uniform.
(*) A tactical subdivision of a larger area, the responsibility for which is assigned to a tactical unit; generally applied to offensive action. See also sector.
An area into which a designated ground unit or fire support ship delivers, or is prepared to deliver, fire support. Fire may or may not be observed.
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