'SIGMA' definitions:
Definition of 'sigma'
(from WordNet)
noun
The 18th letter of the Greek alphabet
Definition of 'Sigma'
From: GCIDE
- 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]
Acronyms for 'sigma'
From: V.E.R.A.
- Software Industrialized Generator and Maintenance Aids system (MITI)