Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

decennium

[dih-sen-ee-uh m] /dɪˈsɛn i əm/
noun, plural decenniums, decennia
[dih-sen-ee-uh] /dɪˈsɛn i ə/ (Show IPA)
1.
a period of ten years; a decade.
Origin of decennium
1675-1685
From Latin, dating back to 1675-85; See origin at decennial
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
British Dictionary definitions for decennia

decennium

/dɪˈsɛnɪəm/
noun (pl) -niums, -nia (-nɪə), -naries
1.
a less common word for decade (sense 1)
Word Origin
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
Cite This Source

Word of the Day

Nearby words for decennia

Word Value for decennia

11
14
Scrabble Words With Friends