The term "sixtieth" refers to the ordinal number that represents the position of something in a sequence, specifically the number 60. It is commonly used to describe the order of items, events, or people, such as the sixtieth anniversary of a wedding or the sixtieth chapter of a book. In mathematics, sixtieth can also refer to a fraction, where one part is divided into sixty equal parts. For example, one sixtieth of an hour is one minute. This concept is often used in timekeeping and measurements, such as in the division of degrees in a circle, where each degree can be further divided into sixty minutes.