From Latin ulter, originally the masculine ablative.



ultrō (not comparable)

  1. to the farther side, beyond, on the other side
    Synonym: ultrā
    Antonyms: citrā, hinc
  2. (with citro) to and fro, back and forth, on this side and on that
  3. afar, away, off
  4. besides, moreover, too, over and above
    Synonym: īnsuper
  5. conversely, on the other hand
  6. (figuratively) superfluously, gratuitously, wantonly
  7. (figuratively) of one's own accord, without being asked, spontaneously, voluntarily, freely
    • c. 37 BCE – 30 BCE, Virgil, Georgicon 4.265:
      [] ultro / hortantem et fessas ad pabula nota vocantem
      [] freely / calling them and exhorting the weary insects to eat their familiar food.

Derived termsEdit


  • ultro”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • ultro”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • ultro in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • Carl Meißner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • on this side and on that; to and fro: ultro citroque
    • to be the aggressor in a war; to act on the offensive: bellum or arma ultro inferre