tonitrus

Latin

Alternative forms

Etymology

For unattested *tonitus, from tonō (I thunder) +‎ -tus, with insertion of -r- after fulgetrum (lightning).[1] Or, directly inherited from Proto-Italic *tonatros, thematicized from Proto-Indo-European *(s)tónh₂-tr̥ (thunder); compare Proto-Indo-Iranian *tánHtā.

Pronunciation

Noun

tonitrus m (genitive tonitrūs); fourth declension

  1. thunder

Declension

Fourth-declension noun.

singular plural
nominative tonitrus tonitrūs
genitive tonitrūs tonitruum
dative tonitruī tonitribus
accusative tonitrum tonitrūs
ablative tonitrū tonitribus
vocative tonitrus tonitrūs

Descendants

  • Balkan Romance:
    • Romanian: tunet
  • Italo-Romance:
    • Italian: tronito
  • Gallo-Romance:
    • Franco-Provençal: tonêrro
    • Old French: tuneire
    • Old Occitan: toneire, tonedre, troneire
  • Ibero-Romance:

References

  • tonitrus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • tonitrus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • tonitrus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
  • Carl Meißner, Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • the heavens are shaken by the thunder: caelum tonitru contremit
  1. ^ De Vaan, Michiel (2008) “tonō”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 623