How do you pronounce "catalysts"?

In American English: /ˈkætəˌlɪsts/ (KAT-uh-lists). In British English: /kˈatɐlˌɪsts/ (K). In Canadian English: /ˈkætəˌlɪsts/ (KAT-uh-lists). In Australian English: /kˈatɐlˌɪsts/ (K).

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

Yes. In American English it's pronounced /ˈkætəˌlɪsts/ (KAT-uh-lists), while in British English it's /kˈatɐlˌɪsts/ (K).

How to Pronounce "catalysts"

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catalysts

regional

/ˈkætəˌlɪsts/

KAT-uh-lists

Syllable Breakdown

kætcat·əa·lɪstslysts

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14