DictionaryanniversaryYearly remembrance
noun

anniversary

an-ih-VUR-suh-ree/ˌænɪˈvɜːrsəri/

The yearly return or commemoration of the date of a past event.

The couple celebrates their wedding anniversary with a quiet dinner.

A married couple celebrates beside their dated wedding photograph and a small calendar showing the same month and day ten years later.
Etymology

The image is of a year turning back to the same date. The word originally referred especially to the yearly remembrance of a death or a saint’s martyrdom.

In context

The Uptake by Bridgemakers6:51
this past Veterans Day, I went to Seoul and joined our Korean War veterans for the 60th anniversary of that war
Obama Address US War Vets-Full Video Of American Legion Speech

More examples

  • The museum marks the hundredth anniversary of its opening.
  • She returns each year on the anniversary of the rescue.
  • Important anniversaries appear on the family's kitchen calendar.

Forms

anniversary · anniversaries

Similar words

commemoration
Can occur without being tied to the yearly return of a date.
birthday
Specifically commemorates a person's birth or an institution's founding.