de·​cade | \ ˈde-ˌkād How to pronounce decade (audio) , de-ˈkād; especially sense 1b ˈde-kəd\

Definition of decade

1 : a group or set of 10 his prisoners were divided into decades— William Godwin : such as
a : a period of 10 years has been teaching for over a decade the decade of the twenties
b Roman Catholicism : a division of the rosary that consists primarily of 10 Hail Marys
2 mathematics : a ratio of 10 to 1 : order of magnitude

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Other Words from decade

decadal \ ˈde-​kə-​dᵊl How to pronounce decadal (audio) \ adjective

Examples of decade in a Sentence

The war lasted nearly a decade. The bridge was built a decade ago. The decade of the 1920s runs from January 1, 1920 to December 31, 1929. the first decade of the 21st century There have been a lot of changes during the past two decades.
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Recent Examples on the Web

Is this just a soft patch, like the many others that the decade-long economic expansion has survived? Matt Egan, Anneken Tappe And Nathaniel Meyersohn, CNN, "Why it's too early to hunker down for a recession," 16 June 2019 The decade-long venture is with Garcia Realty and Development will consist of turning an empty warehouse in the New Mexico area into a state-of-the-art studio with two sound stages and offices. Bryn Elise Sandberg, The Hollywood Reporter, "NBCUniversal to Invest in Production Studio in New Mexico," 14 June 2019 Director Robert Redfield met with state public health officials and toured the Medical Advocacy & Outreach clinic in Montgomery to begin laying the groundwork for the decade-long federal campaign. Washington Post, "CDC director praises Alabama HIV clinic ahead of campaign," 14 June 2019 The innovation retreat is a component of the UC Cancer Institute’s decades-long pursuit of designation from the National Cancer Institute as a comprehensive cancer center. Anne Saker,, "Hackathon at UC focuses on cancer research; one possible solution won a $100,000 prize," 12 June 2019 Today‘s West Coast anchor Natalie Morales uses this as an opportunity to address the future of Aniston’s character after the quintessential sitcom ended its decade-long run in 2004. Lexi Vollero,, "Watch Friends star Jennifer Aniston share where she thinks Ross and Rachel would be today," 12 June 2019 New listings continued to rise in May for the third consecutive month, a reversal of a decade-long decline in homes on the market. Meredith Cohn,, "Baltimore ransomware attack crimped home sales for the month of May," 11 June 2019 Starting in 1985, however, Wolfley played seven years out of his decade-long career with the Cardinals, bridging their move from St. Louis to Phoenix. Julia Stumbaugh, azcentral, "Which Cardinals player will follow Carson Palmer into the Ring of Honor?," 5 June 2019 With momentum on its side, Texas looks to snap its decade-long drought with its first conference championship since 2009. Matt Murschel,, "Three questions facing the Big 12 this offseason," 3 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'decade.' 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 decade

15th century, in the meaning defined at sense 1

History and Etymology for decade

Middle English, from Middle French décade, from Late Latin decad-, decas, from Greek dekad-, dekas, from deka — see deca-

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Statistics for decade

Last Updated

19 Jun 2019

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Time Traveler for decade

The first known use of decade was in the 15th century

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More Definitions for decade



English Language Learners Definition of decade

: a period of 10 years especially : a 10-year period beginning with a year ending in 0


de·​cade | \ ˈde-ˌkād How to pronounce decade (audio) , de-ˈkād\

Kids Definition of decade

: a period of ten years

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More from Merriam-Webster on decade

Rhyming Dictionary: Words that rhyme with decade

Spanish Central: Translation of decade

Nglish: Translation of decade for Spanish Speakers

Britannica English: Translation of decade for Arabic Speakers

Comments on decade

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to take the place or position of

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