[sek-suh-jes-uh-muh l]
  1. a fraction whose denominator is 60 or a power of 60.

Origin of sexagesimal

From the Medieval Latin word sexāgēsimālis, dating back to 1675–85. See Sexagesima, -al1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sexagesimal

Historical Examples of sexagesimal

British Dictionary definitions for sexagesimal


  1. relating to or based on the number 60sexagesimal measurement of angles
  1. a fraction in which the denominator is some power of 60; a sixtieth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for sexagesimal

"pertaining to 60," 1680s, from Medieval Latin sexagesimalis, from Latin sexagesimus "the sixtieth," from sexaginta "sixty."

Online Etymology Dictionary, © 2010 Douglas Harper