senectus

From senex (“old”) +‎ -tus (adjective-forming suffix).

• (Classical) IPA^(key): /seˈnek.tus/, [s̠ɛˈnɛkt̪ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /seˈnek.tus/, [seˈnɛkt̪us]

senectus (feminine senecta, neuter senectum); first/second-declension adjective

1. aged, very old

First/second-declension adjective.

• senecta
• Senectus (“the name of the Roman God of old age”)

From senex (“old”) +‎ -tūs (abstract noun-forming suffix).

• (Classical) IPA^(key): /seˈnek.tuːs/, [s̠ɛˈnɛkt̪uːs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /seˈnek.tus/, [seˈnɛkt̪us]

senectūs f (genitive senectūtis); third declension

1. old age, senility

   Synonym: senecta

   Antonyms: iuventās, iuventa, iuventūs

   • 1781, C. W. Kindleben, Gaudeamus igitur:

     Post molestam senectutem

     "After a troubling old age"

Third-declension noun.

• Italian: senettute
• Spanish: senectud

• “senectus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “senectus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• senectus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• senectus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎, London: Macmillan and Co.
  • to be worn out by old age: senectute, senio confectum esse
    
  • to live to a very great age: ad summam senectutem pervenire
    
  • old age creeps on us insensibly: senectus nobis obrēpit