Word.ws English Dictionary

quindecennalia

quindecennalia noun: the festival and religious rituals sometimes observed celebrating a Roman emperor's 15th year of rule.

quindecennalia: the festival and religious rituals sometimes observed celebrating a Roman emperor's 15th year of...
Image: Classical Numismatic Group, CC BY-SA 2.5, via Wikimedia Commons

Noun

quindecennalia (plural quindecennalia or quindecennalias)

  1. (historical) The festival and religious rituals sometimes observed celebrating a Roman emperor's 15th year of rule.
    • There is evidence, that the quindecennalia, of fifteenth anniversary of Trajan's proconsular authority, and of his adoption to the empire, was celebrated in 111, or the year after Pliny's arrival in Bithynia.1837, Edward Burton, Lectures upon the Ecclesiastical History of the First Three Centuries..., Vol. II, "Lecture XIV", p. 40
    • There is good literary evidence for Honorius' tricennalia in 422, which is at the end of perfect quinquennial sequence from 393, as well as consular vot xxx mvlt xxx solidi, though there do not appear to be any vota coins marking his quindecennalia or quinta quinquennalia.1988, Richard W. Burgess, “Quinquennial Vota and the Imperial Consulship in the Fourth and Fifth Centuries, 337-511”, in Numismatic Chronicle, number 148, page 85

Forms of quindecennalia

pluralquindecennalia
pluralquindecennalias

Origin of quindecennalia

From Latin quīndecennālia, from quīndecennium (“15-year period”) + -ālia (“-alia: forming the names of festivals”), from quīndecennis (“15-year”) + -ium (“-ium: forming abstract nouns”). Equivalent to quin- + decennalia, quindec- + Latin ennalia, or Latin quindecennium + -alia.

Questions about quindecennalia

What does quindecennalia mean?
Quindecennalia means the festival and religious rituals sometimes observed celebrating a Roman emperor's 15th year of rule.
What part of speech is quindecennalia?
Quindecennalia is a noun.
What is the plural of quindecennalia?
The plural of quindecennalia is quindecennalia.

Words near quindecennalia in the dictionary

  1. quindecasyllabic
  2. quindecemvir
  3. quindecemvirate
  4. quindecemviri
  5. quindecemvirs
  6. quindecennalia
  7. quindecennalias
  8. quindecennial
  9. quindecile
  10. quindeciles
  11. quindecillion

Source and license

Adapted from Wiktionary: quindecennalia (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “quindecennalia.” Word.ws, https://word.ws/quindecennalia. Based on Wiktionary, CC BY-SA 4.0.