s, e, c, r, t, i, u, v, y are letters that make 'Security Service'
ER, ice, ICE, RV, IT, vice, security, cur, EC, SEC, IC, Service, SE, RI, vi, ic, sec, CE, service, VI, Ur, Ce, Cu, Er, Se are words within 'Security Service'
1 possible definitions for 'Security Service'
Under this definition, security service is a noun and has the following properties:
MI, Military Intelligence Section 5 have the same meaning as 'Security Service'
'Security Service' can be a type of international intelligence agency.
'Security Service' can be a region of United Kingdom, UK, U.K., Britain, United Kingdom of Great Britain and Northern Ireland, Great Britain