Sigma Definition & Meaning

sigma
noun
  1. the 18th letter of the Greek alphabet

"Sigma" in song lyrics

See how sigma is used in real songs:

  • "We stab bucks like study Jack Sigma"
    Army of the Pharaohs — Strike Back
  • "abts sigma"
    AOL — AOL
  • "acridine orange sigma"
    AOL — AOL

Usage tips for "sigma"

Understanding the precise definition of a word helps you use it with confidence. When using "sigma" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for sigma to find words that pair well.

Look up another word