How do you pronounce "sigma"?

In American English: /ˈsɪgmə/ (SIGM-uh). In British English: /sˈɪgmə/ (S-igm). In Canadian English: /ˈsɪgmə/ (SIGM-uh). In Australian English: /sˈɪɡmə/ (S-igm).

Is "sigma" pronounced differently in American and British English?

Yes. In American English it's pronounced /ˈsɪgmə/ (SIGM-uh), while in British English it's /sˈɪgmə/ (S-igm).

How to Pronounce "sigma"

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sigma

rare

/ˈsɪgmə/

SIGM-uh

Syllable Breakdown

sɪgmsig·əma

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14