decennium

[dih-sen-ee-uh m]

Origin of decennium

From Latin, dating back to 1675–85; see origin at decennial
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Related Words for decennia

decennary, decennium, decagon, decade, decapod, decemvir, decemvirate

British Dictionary definitions for decennia

decennium

decennary (dɪˈsɛnərɪ)

noun plural -niums, -nia (-nɪə) or -naries
  1. a less common word for decade (def. 1)

Word Origin for decennium

C17: from Latin, from decem ten + annus year
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012