SIS
See also: sis, -sis, sís, šis, šīs, and şiş
English
Proper noun
SIS
- (Britain) Initialism of Secret Intelligence Service.
- Initialism of Schengen Information System.
Synonyms
(Secret Intelligence Service):
- MI6, Six, 6
- Secret Intelligence Service
See also
(Secret Intelligence Service):
- GCHQ
- MI5
- SAS
- SBS
Noun
SIS
- Initialism of second impact syndrome.
- Initialism of snow immersion suffocation.
- (education) Initialism of student information system.
- Initialism of supervised injection site.
See also
- (second impact syndrome): PCS, CTE
Anagrams
- ISS, SSI