English

Adjective

tonitruant ‎(comparative more tonitruant, superlative most tonitruant)

1. Synonym of tonitruous

French

Verb

tonitruant

1. present participle of tonitruer

Adjective

tonitruant m ‎(feminine singular tonitruante, masculine plural tonitruants, feminine plural tonitruantes)

1. thundering