How do you pronounce "obsidian"?

In American English: /əbˈsɪdiːən/ (uhb-SID-ee-uhn). In British English: /ɒbsˈɪdiən/ (obs-ID-ee-uhn). In Canadian English: /əbˈsɪdiːən/ (uhb-SID-ee-uhn). In Australian English: /ɒbsˈɪdiən/ (obs-ID-ee-uhn).

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

Yes. In American English it's pronounced /əbˈsɪdiːən/ (uhb-SID-ee-uhn), while in British English it's /ɒbsˈɪdiən/ (obs-ID-ee-uhn).

How to Pronounce "obsidian"

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obsidian

regional

/əbˈsɪdiːən/

uhb-SID-ee-uhn

Syllable Breakdown

əbob·sɪdsid·iːi·ənan

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14