Decennium

//dɪˈsɛnɪəm// noun

Definitions

Noun
  1. 1
    Synonym of decade: a ten year period. rare

    "G.B. still has to cope with the heritage of approx. 20 years of consecutive Conservative reigns, just as you guys are getting your act together after almost a decennium of Enlightened Ronnie."

  2. 2
    a period of 10 years wordnet

Etymology

From Latin decennium, from decennis (“10-year”) + -ium (suffix forming abstract nouns), from deciēs (“ten times”) + annus (“year”) + -is (suffix forming compound adjectives). Equivalent to decennial + -ium.

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