As specified by the commander, the risk to which friendly forces may be subjected from the effects of the detonation of a nuclear weapon used in the attack of a close-in enemy target; acceptable degrees of risk under differing tactical conditions are emergency, moderate, and negligible. See also emergency risk (nuclear); negligible risk (nuclear).
DEGREE OF RISK
Meaning of DEGREE OF RISK in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012