decennium

de·cen·ni·um

[dih-sen-ee-uhm]
noun, plural de·cen·ni·ums, de·cen·ni·a [-sen-ee-uh] .
a period of ten years; a decade.

Origin:
1675–85; < Latin; see decennial

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To decennium
Collins
World English Dictionary
decennium or decennary (dɪˈsɛnɪəm, dɪˈsɛnərɪ) [Click for IPA pronunciation guide]
 
n , pl -niums, -nia, -naries
a less common word for decade
 
[C17: from Latin, from decem ten + annus year]
 
decennary or decennary (dɪˈsɛnɪəm, dɪˈsɛnərɪ, -nɪə) [Click for IPA pronunciation guide]
 
n
 
[C17: from Latin, from decem ten + annus year]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Decennium is always a great word to know.
So is lollapalooza. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
the offspring of a zebra and a donkey.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT