See Also: vigesimal(dictionary)

vigesimal (iou)



vigesimal adjective. M17.
[from Latin vigesimus var. of vicesimus, from viceni distrib. of viginti twenty + -AL1. Cf. VICENARY, VICESIMAL.]
Pertaining to twentieths or to the number twenty; reckoning or proceeding by twenties or twentieths.
vigesimally adverb L20.