Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
secy.
SED
Sedan
sedan
Sedarim
sedate (1)
sedate (2)
sedation
sedative
sedentary
Seder
sederunt
sedge
sedge warbler
sedge wren
Sedgemoor
sedilia
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

security clearance
se·cu·ri·ty clear·ance


noun 
Definition:
 
permission allowing access: official permission for somebody to have access to a secure facility or to information that has been classified for reasons of national security
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft