English pronunciation of “impact”

impact

uk How to pronounce impact noun in British English
us How to pronounce impact noun in American English
uk How to pronounce impact verb in British English
us How to pronounce impact verb in American English
us How to pronounce impact in American English

(English pronunciations of “impact” from the Cambridge Advanced Learner’s Dictionary & Thesaurus and from the Cambridge Academic Content Dictionary, both sources © Cambridge University Press)