- ADSR stands for Attack, Decay, Sustain, Release
- ADSR stands for Amazing Digi Scrap Race (scrapbooking competition)
- ADSR stands for Aan De Stegge Roosendaal (Dutch; Netherlands construction company)
- ADSR stands for Armoured Division Signal Regiment (UK military)
- ADSR stands for Advanced Digital Security Research
- ADSR stands for Annotation DataSet Record
ADSR