(US) A security clearance issued by the United States Department of Energy, allowing civilian access to nuclear-related materials, but less rigorous than a Q clearance.

plural of Q clearance

(US) A security clearance issued by the United States Department of Energy, allowing access to top-secret material.

plural of L clearance

plural of renal clearance

plural of clearance space

(crime, law enforcement) The proportion of crimes that are solved by the police with respect to the total number of crimes reported.

plural of clearance rate