How do you pronounce "simplex"?

In American English: /ˈsɪmˌplɛks/ (SIM-plehks). In British English: /sˈɪmplɛks/ (S-impl). In Canadian English: /ˈsɪmˌplɛks/ (SIM-plehks). In Australian English: /sˈɪmplɛks/ (S-impl).

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

Yes. In American English it's pronounced /ˈsɪmˌplɛks/ (SIM-plehks), while in British English it's /sˈɪmplɛks/ (S-impl).

How to Pronounce "simplex"

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simplex

disputed

/ˈsɪmˌplɛks/

SIM-plehks

Syllable Breakdown

sɪmsim·plɛksplex

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14