SEM

from The Free On-line Dictionary of Computing (8 July 2008)

SEM

   The semantic specification language for {COPS}.

   ["Metalanguages of the Compiler Production System COPS",
   J. Borowiec, in GI Fachgesprach "Compiler-Compiler", ed
   W. Henhapl, Tech Hochs Darmstadt 1978, pp. 122-159].

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

SEM
       Secure Extension Mode (AMD, TCB)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

SEM
       Security Event Management (SIM)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

SEM
       Server Enhancement Module

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

SEM
       Standard Error of the Mean

from Hitchcock's Bible Names Dictionary (late 1800's)

Sem, same as Shem