What does SIR stand for?
The list of SIR abbreviation meanings.
| Scientific and Industrial Research | ||
| Security Intelligence Report | ||
| Supplemental Inflatable Restraint(Technology) | ||
| Shuttle Imaging Radar(Scientific satellite, Satellite, Army) | ||
| Sotheby's International Realty | ||
| Staten Island Railway | ||
| Studies in Religion | ||
| Sirius Internet Radio | ||
| Servizio Informazione Religiosa | ||
| Sirolimus | ||
| Standardized incidence ratios | ||
| Sustained Information Rate(Computing, Telecommunications, Telecom) | ||
| Self Insured Retention | ||
| Standard Interface Rack(Technology) | ||
| Software Initiated Restart(Technology) | ||
| Step Into Reading | ||
| Society of Interventional Radiology(Medicine) | ||
| Sampling Importance Resampling | ||
| Savings-to-Investment Ratio | ||
| School of International Relations |
For more, try SIR on ALL ACRONYMS DICTIONARY
| APA | Smart Define. (2018). sir. Retrieved September 20, 2026, from http://smartdefine.org/sir/abbreviations/f |
| Chicago | Smart Define. 2018. "sir" http://smartdefine.org/sir/abbreviations/f (accessed September 20, 2026). |
| Harvard | Smart Define 2018, sir, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sir/abbreviations/f>. |
| MLA | Smart Define. "sir" 19 February 2018. Web. 20 September 2026. <http://smartdefine.org/sir/abbreviations/f> |