From the past participle stem of Latin tonitruare ‘to thunder’, from tonitrus ‘thunder’.
tonitruate (third-person singular simple present tonitruates, present participle tonitruating, simple past and past participle tonitruated)
- (rare, intransitive) to thunder
- 1980: Stertile thunder tonitruated terribly. ‘Oh Lord forgive us our bloody sins.’ Rain now pelted. It was hard work finding a taxi. — Anthony Burgess, Earthly Powers