Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: sigma  sig-mu
  1. The 18th letter of the Greek alphabet

Derived forms: sigmas

Type of: alphabetic character, letter, letter of the alphabet

Part of: Greek alphabet

Encyclopedia: Sigma, Saraykoy

Nearest

sights
sightsee
sightseeing
sightseer
sightsing
sight-sing
sigil
sigillography
SIGINT
siglum
sigma
sigmatic aorist
Sigmodon
Sigmodon hispidus
sigmoid
sigmoid colon
sigmoid flexure
sigmoid sinus
sigmoid vein
sigmoidal
sigmoidectomy