Dictionary

vigesimal

vigesimal

adjective vi·ges·i·mal \vī-ˈje-sə-məl\

Definition of VIGESIMAL

:  based on the number 20

Origin of VIGESIMAL

Latin vicesimus, vigesimus twentieth; akin to Latin viginti twenty, Greek eikosi
First Known Use: circa 1656

Rhymes with VIGESIMAL

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