an·​ni·​ver·​sa·​ry | \ ˌa-nə-ˈvərs-rē How to pronounce anniversary (audio) , -ˈvər-sə-\
plural anniversaries

Definition of anniversary

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 This year’s tour celebrates the 150th anniversary of Trinity University, which borders the neighborhood to the east. Richard A. Marini,, "Monte Vista Home Tour features homes of Trinity University," 12 Nov. 2019 Those were two of the results from polling conducted by Gallup for the 50th anniversary of the Moon landing. Jonathan M. Gitlin, Ars Technica, "Partisan differences show up in reasons why Americans support NASA," 12 Nov. 2019 Egle, a Maine East graduate, celebrated the 40th anniversary of the 1979 team that won the Class AA state title. Bob Narang,, "Cross country state notes: Maine South boys prove they belong among best in 3A," 10 Nov. 2019 The train is on a tour of the Southwest to celebrate the 150th anniversary of the transcontinental railroad. J.r. Gonzales, Houston Chronicle, "Houstonians take in one more chance to see steam locomotive leave city," 8 Nov. 2019 The move is to celebrate the 40th anniversary of the Happy Meal. oregonlive, "Throwback toys return temporarily to McDonald’s; will it get you under the arches?," 8 Nov. 2019 The Crimson Tide will celebrate the 10th anniversary of its 2009 national championship and will recognize the team during Alabama’s homecoming game against Arkansas on Saturday. Matt Zenitz |, al, "Alabama set to honor 2009 title team," 24 Oct. 2019 The source: To celebrate the second anniversary of McEvoy Foundation for the Arts, founder Nion McEvoy hosted a shindig at his Minnesota Street Project gallery space, accompanied by award-winning McEvoy Ranch vino and swinging surf music. Catherine Bigelow,, "SF’s beloved Penny Pitch raises cash for St. Anthony Foundation," 22 Oct. 2019 Petmate founded the holiday — which takes place the third Saturday of October — in 2018 to mark the 20th anniversary of its Chuckit! launcher. Kathleen Christiansen,, "Fetch Day: Celebrate with these fetching dog photos," 19 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anniversary.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of anniversary

13th century, in the meaning defined at sense 1

History and Etymology for anniversary

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

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Statistics for anniversary

Last Updated

15 Nov 2019

Time Traveler for anniversary

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

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How to pronounce anniversary (audio)

English Language Learners Definition of anniversary

: a date that is remembered or celebrated because a special or notable event occurred on that date in a previous year


an·​ni·​ver·​sa·​ry | \ ˌa-nə-ˈvərs-ə-rē How to pronounce anniversary (audio) , -ˈvərs-rē\
plural anniversaries

Kids Definition of anniversary

: 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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More from Merriam-Webster on anniversary

Spanish Central: Translation of anniversary

Nglish: Translation of anniversary for Spanish Speakers

Britannica English: Translation of anniversary for Arabic Speakers

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