Definition of sixty
sixties
1 : a number that is equal to six times 10 — see number table
2 sixties plural : the numbers 60 to 69; specifically : the years 60 to 69 in a lifetime or century
sixty
adjectivesixty
pronoun, plural in constructionFrom the M-W Editors
Examples of sixty in a sentence
He retired when he was in his sixties.
Origin and Etymology of 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
First Known Use: 14th century
SIXTY Defined for English Language Learners
sixty
playDefinition of sixty for English Language Learners
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: the number 60
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sixties : the numbers ranging from 60 to 69
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: a set of years ending in digits ranging from 60 to 69
SIXTY Defined for Kids
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Spanish Central: Translation of sixty Nglish: Translation of sixty for Spanish speakers Britannica English: Translation of sixty for Arabic speakers
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