six·​ty | \ ˈsiks-tē How to pronounce sixty (audio) \
plural sixties

Definition of sixty

1 : a number that is equal to six times 10 — see Table of Numbers
2 sixties plural : the numbers 60 to 69 specifically : the years 60 to 69 in a lifetime or century

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Other Words from sixty

sixtieth \ ˈsiks-​tē-​əth How to pronounce sixtieth (audio) \ adjective or noun
sixty adjective
sixty pronoun, plural in construction
sixtyish \ ˈsiks-​tē-​ish How to pronounce sixtyish (audio) \ adjective

Examples of sixty in a Sentence

He retired when he was in his sixties.
Recent Examples on the Web Back in the sixties and seventies a boy could still run off to play alone during the idyllic era between rural-agrarian America, when kids worked the land, and today’s suburban-urban America, when kids embrace indoor entertainment. New York Times, "‘The Adventurer’s Son,’ by Roman Dial: An Excerpt," 18 Feb. 2020 But unlike most of her peers, Pedretti has experienced a unique zero-to-sixty boost in her career over the past two years that includes two hit Netflix releases. Erica Gonzales, Harper's BAZAAR, "Victoria Pedretti Talks Working with Penn Badgley, Being Cast in You, and Wanting to Work with Taika Waititi," 20 Jan. 2020 The house was situated in then up-and-coming New Orleans East, home to a NASA plant — the neighborhood was deeply invested in science and the space race throughout the sixties. Lakshmi Gandhi, NBC News, "5 African American memoirs that belong on your shelf," 3 Dec. 2019 Another Daily Mail report from earlier this week informed us that the part of Queen Elizabeth II won’t always be Colman’s; 63-year-old actress Imelda Staunton will take over to portray the queen from her mid-sixties onward in season five. Emma Specter, Vogue, "Her Majesty Claire Foy Is Returning to The Crown for Season 4," 27 Nov. 2019 In the sixties and seventies, residents complained they felt overrun by hippie squatters. Josh Marcus, Outside Online, "Has Overtourism Killed Big Sur?," 3 Oct. 2019 The first table seats a married couple in their sixties. Stephanie Cain, Fortune, "Millennials are passing on wine when dining out. How the wine industry is changing its approach," 21 Feb. 2020 This version of the exhibition has a special emphasis on race and identity politics that connect to the Bay Area experience of that turbulent mid-sixties era. Catherine Bigelow,, "Siebel Newsom’s Representation Project raises funds and awareness," 4 Dec. 2019 The sixth contracted it from his wife, an Illinois resident in her sixties who had recently visited family in Wuhan. Michelle Cortez,, "There’s another virus stalking America: It’s called the flu," 31 Jan. 2020

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

14th century, in the meaning defined at sense 1

History and Etymology for sixty

Middle English, from sixty, adjective, from Old English siextig, noun, group of sixty, from siex six + -tig group of ten; akin to Old English tīen ten

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Time Traveler for sixty

Time Traveler

The first known use of sixty was in the 14th century

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Statistics for sixty

Last Updated

1 Apr 2020

Cite this Entry

“Sixty.” Dictionary, Merriam-Webster, Accessed 7 Apr. 2020.

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More Definitions for sixty


How to pronounce sixty (audio)

English Language Learners Definition of sixty

: the number 60
: the numbers ranging from 60 to 69
: a set of years ending in digits ranging from 60 to 69


six·​ty | \ ˈsik-stē How to pronounce sixty (audio) \

Kids Definition of sixty

 (Entry 1 of 2)

: being six times ten



Kids Definition of sixty (Entry 2 of 2)

: six times ten : 60

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More from Merriam-Webster on sixty

Spanish Central: Translation of sixty

Nglish: Translation of sixty for Spanish Speakers

Britannica English: Translation of sixty for Arabic Speakers

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