The meaning of the Acronym SR is...

SR is

• sustained release [medication]
• Significant Risk

More Meanings For SR:

• Standard Reconstruction
• Strontium
• Sound Response
• Slow Rise
• Step Rate
• Sensitivity Range
• Selection Resolution
• Switch Replica
• Savannah River
• Scanning Radiometer
• Solar Radiation
• Sound Recording
• Slime Reduction
• School Record
• Supplemental Register

SR is also in:

• Architecture
• Chemistry
• Electronics
• Meteorology
• Ocean Science
• Universities