CSIR
CSIR is an abbreviation for:
- Corpo di Spedizione Italiano in Russia, the Italian Expeditionary Corps in Russia 1941-1942
- Corpus SIGNORUM Imperii Romani, a corpus work on Roman stone monuments
- Council for Scientific and Industrial Research, scientific research and development organization in South Africa
- Council for Scientific and Industrial Research, Commonwealth Scientific and Industrial today Research Organisation, Australia
- Disambiguation
- Abbreviation