How do you pronounce "synthesized"?

In American English: /ˈsɪnθɪˌsaɪzd/ (SINTH-i-seyezd). In British English: /sˈɪnθəsˌaɪzd/ (S-inth-uhs). In Canadian English: /ˈsɪnθɪˌsaɪzd/ (SINTH-i-seyezd). In Australian English: /sˈɪnθəsˌaɪzd/ (S-inth-uhs).

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

Yes. In American English it's pronounced /ˈsɪnθɪˌsaɪzd/ (SINTH-i-seyezd), while in British English it's /sˈɪnθəsˌaɪzd/ (S-inth-uhs).

How to Pronounce "synthesized"

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synthesized

regional

/ˈsɪnθɪˌsaɪzd/

SINTH-i-seyezd

Syllable Breakdown

sɪnθsyn·ɪthe·saɪzdsized

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14