Etymologically

Etymology and origin of the Italian word decennale

Confidence
Established
Formation
Borrowing
First attested
1525 Niccolò Machiavelli More words from the 16th century
Borrowed from
Latin decennalis
Ultimate origin
Latin decem,annus

Pronunciation

  • /de.t͡ʃenˈna.le/[1]

Forms

decennale m or f by sense (plural decennali)[1]

Etymology

It is learned: it is borrowed from Late Latin decennālis (“of ten years”), an adjective recorded in Ammianus Marcellinus.[2][3][4][5][6] The Latin word is derived from decennis (“lasting ten years”), the source of decenne, with the adjective suffix -ālis.[3][1][7] Decennis itself is a compound of decem (“ten”) and annus (“year”).[8][1]

The same Latin word was borrowed as Romansh decenal, French décennal (16th century), Spanish decenal and Portuguese decenal (1873).[5]

DELI and the LEI first find the noun in Machiavelli (before 1527 in DELI, 1525 in the LEI) and the adjective only in 1800.[2][5] Nocentini and Devoto–Oli put the first record in the 14th century, Zingarelli in 1481, DEI in the 16th century and GRADIT in 1830–1831.[3][9][6][4][10]

Earliest recorded meaning

The first record DELI and the LEI give is a noun: a historical work in prose or verse covering a period of ten years, the sense of Machiavelli's Decennale.[2][5][11]

Semantic evolution

The noun for a ten-year chronicle was used until the early 19th century; the LEI's last example is from Lanzi in 1809.[5] Before 1696 F. Baldinucci used decennale for a period of ten years, a sense now held by decennio.[5]

The adjective, “relating to a period of ten years”, is recorded from 1800, in G. A. Ranza.[2][5] The GDLI quotes it from 19th- and 20th-century writers such as Dossi, who speaks of a decennale muffa (“ten years' mould”) on unpublished work.[12][11]

The noun for the tenth anniversary of a memorable event, and the ceremonies held for it, is first recorded in the writings of Mussolini in 1932.[2][5] In the plural, i decennali are the festivals of ancient Rome for the tenth year of an emperor's reign, a sense Tommaseo already gives, and which Sabatini–Coletti notes was revived in the Fascist period.[11][13][14]

Timeline

  • 1525 – Machiavelli uses decennale for a ten-year historical work (DELI: before 1527).[5][2]
  • Before 1696 – F. Baldinucci uses the noun for a period of ten years.[5]
  • 1800 – The adjective is first recorded, in G. A. Ranza.[2][5]
  • 1809 – Lanzi gives the last record of the noun for a ten-year chronicle.[5]
  • 1932 – The noun for a tenth anniversary appears in Mussolini's writings.[2][5]

Meanings

Adjective

  1. Lasting ten years, decennial: un mutuo decennale, a ten-year loan.[10][13][6]
  2. (uncommon) Having lasted for ten years: una lite ormai decennale.[6][7]
  3. Recurring every ten years: una festa decennale.[10][13][14]
  4. (uncommon) Of a decade, relating to a period of ten years.[7][14]

Noun

  1. The tenth anniversary of an important event, and the celebrations held for it: il decennale della fondazione.[10][9][6]
  2. (history, in the plural) In ancient Rome, the festivities for the tenth year of an emperor's reign.[9][13][14]
  3. (historical) A historical work in prose or verse covering ten years.[2][5]

Word family

  • decennalmente
  • decenne
  • decennio
  • Latin decennalis
  • French décennal

References

  1. ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  3. ^ a b c Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  4. ^ a b Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 1224
  5. ^ a b c d e f g h i j k l m n Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 19, 530
  6. ^ a b c d e Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
  7. ^ a b c Gabrielli, Aldo (2020), Grande dizionario italiano, digital ed., Milano: Hoepli
  8. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  9. ^ a b c Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier
  10. ^ a b c d De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  11. ^ a b c Tommaseo, Niccolò; Bellini, Bernardo (1861–1879), Dizionario della lingua italiana, 4 vols., Torino: UTET
  12. ^ Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 4
  13. ^ a b c d Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  14. ^ a b c d Duro, Aldo (ed.) (1986–1994), Vocabolario della lingua italiana, Roma: Istituto della Enciclopedia Italiana; online ed. treccani.it/vocabolario (2008 copy)

Related etymologies

Cite this entry

“Decennale.” Etymologically, 14 Nov. 2026, etymologically.com/it/decennale. Accessed 15 Nov. 2026.

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