First Known Use: 13th century
Dictionary
anniversary
noun an·ni·ver·sa·ry \ˌa-nə-ˈvərs-rē, -ˈvər-sə-\
: a date that is remembered or celebrated because a special or notable event occurred on that date in a previous year
plural an·ni·ver·sa·ries
Full Definition of ANNIVERSARY
1
: the annual recurrence of a date marking a notable event; broadly : a date that follows such an event by a specified period of time measured in units other than years <the 6-month anniversary of the accident>
2
: the celebration of an anniversary
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Origin of ANNIVERSARY
Other Calendar Terms
ANNIVERSARY Defined for Kids
anniversary
noun an·ni·ver·sa·ry \ˌa-nə-ˈvərs-ə-rē, -ˈvərs-rē\
plural an·ni·ver·sa·ries
Definition of ANNIVERSARY for Kids
: a date remembered or celebrated every year because of something special that happened on it in an earlier year <a wedding anniversary>
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