sigma

4 definitions found

sigma - Collaborative International Dictionary of English v.0.48 :

  Sigma \Sig"ma\, n.; pl. Sigmas. [L., from Gr. ???, ???.]
     The Greek letter [Sigma], [sigma], or [sigmat] (English S, or
     s). It originally had the form of the English C.
     [1913 Webster]

sigma - WordNet (r) 2.1 (2005) :

  sigma
      n 1: the 18th letter of the Greek alphabet

sigma - Free On-line Dictionary of Computing (26 May 2007) :

  SIGMA
  
     A scientific visual programming environment from NASA.
  
     (http://fi-www.arc.nasa.gov/fia/projects/sigma/).
  

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

  SIGMA
         Software Industrialized Generator and Maintenance Aids system
  (MITI)