anniversary

noun

an·​ni·​ver·​sa·​ry ˌa-nə-ˈvərs-rē How to pronounce anniversary (audio)
-ˈvər-sə-
plural anniversaries
1
: the annual recurrence of a date marking a notable event
a wedding anniversary
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

Examples of anniversary in a Sentence

the anniversary of the invasion The exhibit will close on the 100th anniversary of the artist's death.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The band is also confirmed as part of the lineup for Riot Fest’s 20th anniversary in September. Emily Zemler, Rolling Stone, 24 Apr. 2025 In 2019 for the Bears' 100th anniversary, Bears Centennial Scrapbook authors Don Pierson and Dan Pompei chose the top 100 Bears of all time, and McMichael was number 19. Victoria Edel, People.com, 24 Apr. 2025 Twenty bands will play full album sets for Riot Fest’s 20th anniversary this summer, the music festival announced Thursday. Doug George, Chicago Tribune, 24 Apr. 2025 All of this has nothing to do with Kelce’s relationship with Swift now, which is hitting the 2 year anniversary mark. Lissete Lanuza Sáenz, StyleCaster, 23 Apr. 2025 See All Example Sentences for anniversary

Word History

Etymology

Middle English anniversarie, from Medieval Latin anniversarium, from Latin, neuter of anniversarius returning annually, from annus year + versus, past participle of vertere to turn — more at annual, worth

First Known Use

13th century, in the meaning defined at sense 1

Time Traveler
The first known use of anniversary was in the 13th century

Browse Nearby Words

Cite this Entry

“Anniversary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anniversary. Accessed 2 May. 2025.

Kids Definition

anniversary

noun
an·​ni·​ver·​sa·​ry ˌan-ə-ˈvərs-(ə-)rē How to pronounce anniversary (audio)
plural anniversaries
1
a
: the annual return of the date of a special event
b
: a date that follows such an event by a specified period of time
the 6-month anniversary of the accident
2
: the celebration of an anniversary
Etymology

Middle English anniversarie "anniversary," from Latin anniversarium (same meaning), literally "turning of the year," from annus "year" and versus "turned," from vertere "to turn" — related to converse, universe, versatile

More from Merriam-Webster on anniversary

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!