Dictionary

septennial

adjective sep·ten·ni·al \sep-ˈte-nē-əl\

Definition of SEPTENNIAL

1
:  occurring or being done every seven years
2
:  consisting of or lasting for seven years
sep·ten·ni·al·ly \-ə-lē\ adverb

Origin of SEPTENNIAL

Late Latin septennium period of seven years, from Latin septem + -ennium (as in biennium)
First Known Use: 1640

Browse

Next Word in the Dictionary: septenniumPrevious Word in the Dictionary: septennateAll Words Near: septennial
May 22, 2015
nepotism Hear it
favoritism based on kinship
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears