Definition from Wiktionary, the free dictionary
Jump to: navigation, search
See also: Placidus



From placeō (please, satisfy) +‎ -idus.



placidus (feminine placida, neuter placidum); first/second declension

  1. Placid, gentle, quiet, still, calm, mild, peaceful.
  2. (of fruits) Ripe, mellow.
  3. (of plants) Not wild, fruitful, suitable for cultivation.


First/second declension.

Number Singular Plural
Case / Gender Masculine Feminine Neuter Masculine Feminine Neuter
nominative placidus placida placidum placidī placidae placida
genitive placidī placidae placidī placidōrum placidārum placidōrum
dative placidō placidō placidīs
accusative placidum placidam placidum placidōs placidās placida
ablative placidō placidā placidō placidīs
vocative placide placida placidum placidī placidae placida

Derived terms[edit]

Related terms[edit]



  • placidus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • placidus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • du Cange, Charles (1883), “placidus”, in G. A. Louis Henschel, Pierre Carpentier, Léopold Favre, editors, Glossarium Mediæ et Infimæ Latinitatis (in Latin), Niort: L. Favre
  • placidus” in Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
  • placidus in William Smith, editor (1848) A Dictionary of Greek Biography and Mythology, London: John Murray