Definition of thunderstorm noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈθʌndəstɔːm//
; NAmE NAmE//ˈθʌndərstɔːrm//
Rain, Natural disasters
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a storm with thunder and lightning and usually very heavy rain He slept well, unaware of the thunderstorms which filled the night. The church was struck by lightning during a violent thunderstorm. See related entries: Rain, Natural disasters
See the Oxford Advanced American Dictionary entry: thunderstorm