Dictionary Home
»
Webster's New World College Dictionary
» sigma
sigma
sigma definition
sigma
(
sig
′
mə
)
noun
the eighteenth letter of the Greek alphabet (Σ, σ, ς)
Etymology: Gr
Comments
Do you have more to add? Sign in to share your linguistic knowledge or observation.
Connect with Facebook
Browse
dictionary definitions
near
sigma
siglum
sigla
Sigismund
sigill.
sigil
sightseer
sightseeing
sightly
sightliness
sightline
sigma factor
sigma-delta converter
sigmate
sigmoid
sigmoid
sigmoid artery
sigmoid colon
sigmoid flexure
sigmoid flexure
sigmoid sinus
Related Entries
Your Lookups
Word of the Day
sigma
definition - medical
sigma
sentence examples
Also Mentioned In
beta
boardroom
cutoff
flood
genius
imaginable
letter
lunate
mu
phenolphthalein
about 23 more...
Suggestion Box
Follow YD on
Your Word Lists (
View all word lists
)
Add to a word list
Browse dictionary definitions near sigma
Also Mentioned In