facility security clearance
Also found in: Acronyms.
facility security clearance[fə′sil·əd·ē sə′kyu̇r·əd·ē ‚klir·əns]
An administrative determination that, from a security viewpoint, a facility is eligible for access to classified information of a certain category (and all lower categories).
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.