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vigesimal

[vahy-jes-uh-muh l]
See more synonyms on Thesaurus.com
adjective
  1. of, relating to, or based on twenty.
  2. twentieth.
  3. proceeding by twenties.

Origin of vigesimal

1650–60; < Latin vīgēsim(us), variant (with g of vīgintī twenty) of vīcēsimus, vīcēnsimus twentieth + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for vigesimal

Historical Examples

  • It counted by units and scores; in other words, it was a vigesimal system.

    The Maya Chronicles

    Various

  • This long cycle was an application of the vigesimal system to their reckoning of time.

  • The last of these scales is an unusual combination of decimal and vigesimal.

    The Number Concept

    Levi Leonard Conant

  • Associated words: vicenary, vigesimal, vigesimation, icosahedron.

    Putnam's Word Book

    Louis A. Flemming

  • As the latter is due to finger-reckoning, so the use of the fingers and the toes produced a vigesimal scale.


British Dictionary definitions for vigesimal

vigesimal

adjective
  1. relating to or based on the number 20
  2. taking place or proceeding in intervals of 20
  3. twentieth

Word Origin

C17: from Latin vīgēsimus, variant (influenced by vīgintī twenty) of vīcēsimus twentieth
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

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