DSM

Science and technology

Deep space maneuver
Deep sea mining
Design structure matrix or dependency structure matrix, a representation of a system or project
Diagnostic and Statistical Manual of Mental Disorders
- DSM-5, the fifth edition of the DSM
- DSM-5-TR, text revision of the DSM-5
Digital Standard MUMPS, a version of the MUMPS programming language created by Digital Equipment Corporation
Digital surface model, another term for digital elevation model, used to digitally map topography
DiskStation Manager, a Linux-based operating system used by Synology
Distributed shared memory, software and hardware implementations in which each cluster node accesses a large shared memory
Door status monitor, a device that reads whether a door is open or closed
Dynamic scattering mode, a principle used by the first operational liquid-crystal display
Dynamic spectrum management, a technique to increase bandwidth over DSL
Doctor of Medicine, awarded as specialized or surgical medicine (D.SM)

DSM (company), a Dutch multinational life sciences and materials sciences company
Demand side management, actions that influence energy use by consumers
Diamond-Star Motors, a former automobile-manufacturing venture
Doha Securities Market, former name of the Qatar Exchange stock market
Deutsche Sammlung von Mikroorganismen und Zellkulturen, an organization that collects microorganisms

Deutsche Schule Madrid (Colegio Alemán Madrid), a German international school in Madrid, Spain
Deutsche Schule Montevideo (Colegio Alemán de Montevideo), a German international school in Montevideo, Uruguay
German School of Milan (Deutsche Schule Mailand), a German international school in Milan, Italy