tonitruum Save Could not find tonitrui in Logeion dictionaries. tonitrui Noun: masculine genitive singular of tonitruum tonitrui Noun: masculine dative singular of tonitrus See tonitrui in Morpho Latino-Sinicum Lana-Michelone tonitruum , i. n.雷。雷霆。霹靂。Suggest a TranslationSee an image tōnitrūum, i, n.: = tonitrus.