Dictionary

SIS en · NOUN

Meanings

1. (abbreviation, alt-of, initialism) Initialism of second impact syndrome.
   alt of second impact syndrome
2. (abbreviation, alt-of, initialism) Initialism of snow immersion suffocation.
   alt of snow immersion suffocation
3. (abbreviation, alt-of, initialism) Initialism of student information system.
   alt of student information system
4. (abbreviation, alt-of, initialism) Initialism of supervised injection site.
   alt of supervised injection site
5. (abbreviation, acronym, alt-of) Acronym of share-in-savings.
   alt of share-in-savings
6. (abbreviation, alt-of) Abbreviation of supplementary international search.
   alt of supplementary international search

Relateds

PCS (second impact syndrome) · CTE (second impact syndrome)

SIS en · PROPN

Meanings

1. (UK, abbreviation, alt-of, initialism) Initialism of Secret Intelligence Service.
   alt of Secret Intelligence Service
2. (abbreviation, alt-of, initialism) Initialism of Schengen Information System.
   alt of Schengen Information System

Relateds

SAS · GCHQ · SBS · MI5

Synonyms

6 · Secret Intelligence Service · MI6 · Six