sixtieth

American  

[siks-tee-ith] / ˈsɪks ti ɪθ /

adjective

1. next after the fifty-ninth; being the ordinal number for 60.

2. being one of 60 equal parts.

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noun

1. a sixtieth part, especially of one (1/60).

2. the sixtieth member of a series.

sixtieth British  

/ ˈsɪkstɪəθ /

adjective

1. (usually prenominal)

   1. being the ordinal number of sixty in numbering or counting order, position, time, etc: often written 60th

   2. ( as noun )

      the sixtieth in a row

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noun

1. 1. one of 60 approximately equal parts of something

   2. ( as modifier )

      a sixtieth part

2. the fraction equal to one divided by 60 ( 1/ 60 )

Etymology

Origin of sixtieth

before 1000; Middle English sixtithe, sixtiaghte, Old English sixtighetha, sixteoghotha; see sixty, -eth ²

Example Sentences

The three are gathering this weekend in Las Vegas for the big game, and they’re hoping they can all make it to the sixtieth edition of the game two years from now.

From Seattle Times • Feb. 9, 2024

In 1885, it decreed that all enslaved people would be free when they reached their sixtieth birthdays.

From Textbooks • Dec. 14, 2022

He said his father owned one-one hundred sixtieth of some gas reserves and he might eventually benefit from the bill when he inherits that gas.

From Salon • Dec. 10, 2018

“The poor heart doesn’t seem to grow old at all,” she wrote to Methfessel in March of 1971, a month after her sixtieth birthday and two weeks past Methfessel’s twenty-eighth.

From The New Yorker • Oct. 27, 2016

My fiftieth birthday had passed without much notice in 1968, but in 1975, when I turned fifty-seven, Walter and Kathy approached me with a long-term plan that would make my sixtieth birthday more memorable.

From "Long Walk to Freedom" by Nelson Mandela