Word.ws English Dictionary

decennial

UK/dɪˈsɛnɪəɫ/

decennial noun: synonym of decade, a ten-year period.

decennial: synonym of decade, a ten-year period
Image: The Portable Antiquities Scheme, Susheela Burford, CC BY 2.0, via Wikimedia Commons

Noun

decennial (plural decennials)

  1. Synonym of decade, a ten-year period.
    Synonyms:
    decade
  2. A tenth anniversary, particularly
    1. (historical) Synonym of decennalia, the festival and religious ritual held in the 10th year of a Roman emperor's reign.
      • Roman coins mentioning the vota publica for Macrinus are RIC IV.1 5–13; on vota publica for the decennials and vicennials of emperors in the 2nd and 3rd c. ad, see Chastagnol 1984.2022, Martin Hallmannsecker, Roman Ionia..., p. 110

Adjective

decennial (not comparable)

  1. Occurring every ten years.
  2. Of or related to a ten-year period, as a term of office.

decennial meaning in Tamil and Kannada

decennial in Tamil

பத்து ஆண்டுகட்கு ஒரு முறை

decennial in Kannada

ಹತ್ತನೇ ಸೂಳಿನ

Synonyms of decennial

All synonyms of decennial

Forms of decennial

pluraldecennials

Origin of decennial

From Latin decennialis, from decennium (“10-year period”) + -ālis, from decennis (“10-year”) + -ium (“-ium”, suffix forming abstract nouns), from decem (“ten”) + annus (“year”) + -is (suffix forming compound adjectives).

Words formed from decennial

Questions about decennial

What does decennial mean?
Decennial means synonym of decade, a ten-year period.
What is decennial in Tamil?
Decennial in Tamil is பத்து ஆண்டுகட்கு ஒரு முறை. See Decennial meaning in Tamil.
What part of speech is decennial?
Decennial can be a noun or an adjective.
How do you pronounce decennial?
Decennial is pronounced /dɪˈsɛnɪəɫ/ (UK).
What is the plural of decennial?
The plural of decennial is decennials.

Words near decennial in the dictionary

  1. decennaries
  2. decennary
  3. decennia
  4. decenniad
  5. decenniads
  6. decennial
  7. decennially
  8. decennials
  9. decennium
  10. decenniums
  11. decennoval

Source and license

Adapted from Wiktionary: decennial (page history and authors); decennial (Tamil Wiktionary) (page history and authors); decennial (Kannada Wiktionary) (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.

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