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sixty Line breaks: sixty
Pronunciation: /ˈsɪksti/

Definition of sixty in English:

cardinal number (plural sixties)

1The number equivalent to the product of six and ten; ten more than fifty; 60: a crew of sixty sixty bedrooms sixty per cent of the children (Roman numeral: lx or LX)
More example sentences
  • The National Institutes of Health report that fifty to sixty percent of women consume less than half of the recommended amount of calcium.
  • Every evening about fifty or sixty women step out of the shadows to receive a free meal of hot soup, fruit and bread in polite silence.
  • Some of them have been going to concerts for fifty or sixty years.
1.1 (sixties) The numbers from sixty to sixty-nine, especially the years of a century or of a person’s life: Morris was in his early sixties the flower children of the sixties
More example sentences
  • White hairs and a few wrinkles painted a portrait of a man in his sixties, perhaps late sixties.
  • My great aunts worked all through the fifties and sixties, on the farm or teaching school.
  • Politically the sixties generation came to maturity in the eighties.
1.2Sixty miles an hour: they were doing sixty
More example sentences
  • Driving sixty miles per hour, the telephone poles are closer together - it's only when you're walking that you recognize how far apart they are.
  • Jane hit the brakes, and we slowed to sixty miles per hour.
  • In less then four seconds they were going sixty miles and hour!
1.3Sixty years old: he retired at sixty
More example sentences
  • Most Italians may now not retire before the age of sixty; fifty-seven has been the norm, and many did so earlier.
  • From the age of sixty onwards, grandfather lost interest in most things that were not related to bee-keeping and the planting of trees.
  • If he was alive today, he would be sixty years of age.
1.4A size of garment or other merchandise denoted by sixty.


Pronunciation: /ˈsɪkstiəθ/
ordinal number
Example sentences
  • He was sworn in on July 16, 1982, as the sixtieth U.S. secretary of state and served until January 20, 1989.
  • On the Saturday night I went to a United Nations Association dinner marking the sixtieth anniversary of the signing of the United Nations Charter.
  • Today is the sixtieth birthday of the minister.
adjective& adverb
Example sentences
  • Who knows whether God cannot scatter these unlikely seeds to bring forth a harvest of thirtyfold, sixtyfold, or even a hundredfold.
  • It grows up and produces a yield, some thirtyfold, some sixtyfold, and some a hundredfold.


Old English siextig (see six, -ty2).

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