From Proto-Indo-European *(s)upo (up, from below) (whence sub). Doublet of suppus and supa (part of a sacrificed animal). Compare Ancient Greek ὕπτιος (húptios, backwards, lazy, careless, passive), from ὑπό (hupó).



supīnus (feminine supīna, neuter supīnum, superlative supinissimus); first/second-declension adjective

  1. lying down with face upwards; supine, on one's back
  2. backwards, retrograde
  3. careless, thoughtless, heedless, negligent, indolent
  4. (grammar) supine


First/second-declension adjective.

Number Singular Plural
Case / Gender Masculine Feminine Neuter Masculine Feminine Neuter
Nominative supīnus supīna supīnum supīnī supīnae supīna
Genitive supīnī supīnae supīnī supīnōrum supīnārum supīnōrum
Dative supīnō supīnō supīnīs
Accusative supīnum supīnam supīnum supīnōs supīnās supīna
Ablative supīnō supīnā supīnō supīnīs
Vocative supīne supīna supīnum supīnī supīnae supīna




  • supinus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • supinus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • supinus in Gaffiot, Félix (1934) Dictionnaire illustré Latin-Français, Hachette
  • Carl Meißner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • (ambiguous) to raise the hands to heaven (attitude of prayer): (supinas) manus ad caelum tendere
  • De Vaan, Michiel (2008) Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, pages 594–595, 600–601, 601–602