How do you pronounce "sedimentary"?

In American English: /ˌsɛdəˈmɛntɝi/ (sehd-uh-MEHNT-ur-ee). In British English: /sˌɛdɪmˈɛntəɹi/ (s-ehd-IM-ehnt-uhr). In Canadian English: /ˌsɛdəˈmɛntɝi/ (sehd-uh-MEHNT-ur-ee). In Australian English: /sˌɛdɪmˈɛntəɹi/ (s-ehd-IM-ehnt-uhr).

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

Yes. In American English it's pronounced /ˌsɛdəˈmɛntɝi/ (sehd-uh-MEHNT-ur-ee), while in British English it's /sˌɛdɪmˈɛntəɹi/ (s-ehd-IM-ehnt-uhr).

How to Pronounce "sedimentary"

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sedimentary

regional

/ˌsɛdəˈmɛntɝi/

sehd-uh-MEHNT-ur-ee

Syllable Breakdown

sɛdsed·əi·mɛntmen·ɝta·iry

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14