English Explanatory Dictionary

decennial

English dictionary entry

Meanings

noun
  1. Synonym of decade, a ten-year period.
  2. A tenth anniversary, particularly
  3. Synonym of decennalia, the festival and religious ritual held in the 10th year of a Roman emperor's reign.
adj
  1. Occurring every ten years.
  2. Of or related to a ten-year period, as a term of office.

Pronunciation

/dɪˈsɛnɪəɫ/

Word forms

decennial decennials

Etymology

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).

Synonyms

decaversary tin anniversary decade decennalia decennary decennal decennalian

Related words

decennium and decade

Derived words

decennially sesquidecennial

Translations

Catalan: decennal French: décennal Italian: decennale Spanish: decenal
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