Word Games Pro Dictionary

sigma

noun

the 18th letter of the Greek alphabet

Quick reference

Word Facts

Word length
5
Starts with
S
Ends with
A
Contains
IG
Scrabble score
8
Database source
OEWN 2025 Core

How it sounds

Pronunciation

ˈsɪɡmə

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Audio Pronunciation

Audio pronunciation is unavailable for this word.

Meaning

Definitions

noun

  1. the 18th letter of the Greek alphabet

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