vi·​ges·​i·​mal vī-ˈje-sə-məl How to pronounce vigesimal (audio)
: based on the number 20

Examples of vigesimal in a Sentence

Recent Examples on the Web The Long Count is a base-20, or vigesimal number system, with one exception. Nathaniel Scharping, Discover Magazine, 21 Dec. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'vigesimal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin vicesimus, vigesimus twentieth; akin to Latin viginti twenty, Greek eikosi

First Known Use

circa 1656, in the meaning defined above

Time Traveler
The first known use of vigesimal was circa 1656

Dictionary Entries Near vigesimal

Cite this Entry

“Vigesimal.” Dictionary, Merriam-Webster, Accessed 2 Mar. 2024.

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