How do you pronounce "imperceptibly"?

In American English: /ˌɪmpɝˈsɛptɪbli/ (imp-ur-SEHPT-ibl-ee). In British English: /ɪmpəsˈɛptɪbli/ (imp-uhs-EHPT-ibl-ee). In Canadian English: /ˌɪmpɝˈsɛptɪbli/ (imp-ur-SEHPT-ibl-ee). In Australian English: /ɪmpəsˈɛptɪbli/ (imp-uhs-EHPT-ibl-ee).

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

Yes. In American English it's pronounced /ˌɪmpɝˈsɛptɪbli/ (imp-ur-SEHPT-ibl-ee), while in British English it's /ɪmpəsˈɛptɪbli/ (imp-uhs-EHPT-ibl-ee).

How to Pronounce "imperceptibly"

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imperceptibly

regional

/ˌɪmpɝˈsɛptɪbli/

imp-ur-SEHPT-ibl-ee

Syllable Breakdown

ɪmpim·ɝper·sɛptcep·ɪblti·ibly

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14