ADSR may refer to:
*
ADSR envelope (attack decay sustain release), a common type of music envelope
*
Accelerator-driven sub-critical reactor, a nuclear reactor using a particle accelerator to generate a fission reaction in a sub-critical assembly of fissionable material
* A.D.S.R. Musicwerks, a Seattle, Washington store and US record label that releases Synth Pop and Electro Industrial music
*''
Attack Decay Sustain Release'', the debut album from Simian Mobile Disco, released on June 18, 2007
{{disambiguation