What does SIR stand for?

The list of SIR abbreviation meanings.

Stands For|288Abbreviated As|0Related|0

288 entries under topic. ×

2
Serial InfraRed(Electronic engineering, Telecommunications, Telecom)
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For more, try SIR on ALL ACRONYMS DICTIONARY
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APASmart Define. (2018). sir. Retrieved September 24, 2026, from http://smartdefine.org/sir/abbreviations/f/electronic_engineering
ChicagoSmart Define. 2018. "sir" http://smartdefine.org/sir/abbreviations/f/electronic_engineering (accessed September 24, 2026).
HarvardSmart Define 2018, sir, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/sir/abbreviations/f/electronic_engineering>.
MLASmart Define. "sir" 19 February 2018. Web. 24 September 2026. <http://smartdefine.org/sir/abbreviations/f/electronic_engineering>