decennial
de·cen·ni·al
adj \di-ˈse-nē-əl\Definition of DECENNIAL
1
: consisting of or lasting for 10 years
2
: occurring or being done every 10 years <the decennial census>
— decennial noun
— de·cen·ni·al·ly \-nē-ə-lē\ adverb
See First Known Use of DECENNIAL
circa 1656
Rhymes with DECENNIAL
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