Definition of sexagesimal in English:

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Pronunciation: /ˌseksəˈjesəməl/


1Relating to or reckoning by sixtieths.
2Relating to the number sixty.
Example sentences
  • In ancient Babylon a sexagesimal system, that is a base of 60, was in use.
  • The Babylonian scale of enumeration is known as the sexagesimal system.
  • Writing developed and counting was based on a sexagesimal system, that is to say base 60.


(also sexagesimal fraction)
A fraction based on sixtieths (i.e., with a denominator equal to a power of sixty), as in the divisions of the degree and hour.
Example sentences
  • The first deals with integers, the second with proper common fractions, the third with improper fractions, and finally the fourth with sexagesimals.
  • More fractions can therefore be represented as finite sexagesimal fractions than can as finite decimal fractions.
  • In fact there are fascinating glimpses of the Babylonians coming to terms with the fact that division by 7 would lead to an infinite sexagesimal fraction.





Late 17th century: from Latin sexagesimus 'sixtieth' + -al.

For editors and proofreaders

Syllabification: sex·a·ges·i·mal

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