V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SDM
       Short Data Message


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SDM
       Spatial Data Management


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SDM
       Sun Download Manager (Sun)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SDM
       System Development Multitasking [benchmark] (DB, SPEC)


The Free On-line Dictionary of Computing (30 December 2018):

SDM

   Schematic Data Model