Definition of "DSM"

(military) Initialism of distinguished service medal.

(space flight) Initialism of deep space maneuver (orbital maneuver for a spacecraft far from Earth.)  examples

(cartography) Initialism of digital surface model.  examples

(semantics) Initialism of distributional semantic model.  examples

(psychiatry) Initialism of Diagnostic and Statistical Manual of Mental Disorders: a publication by the American Psychiatric Association (APA) for the classification of mental disorders.  examples