duodecimal [doo- uh- des- uh-m uh l, dyoo-] adjective pertaining to twelfths or to the number 12. proceeding by twelves. noun one of a system of numbers based on the number 12. one of 12 equal parts. Origin of duodecimal 1705–15;
-al 1 Related forms du·o·dec·i·mal·i·ty, noun du·o·dec·i·mal·ly, adverb
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for duodecimal Historical Examples of duodecimal
They learned to use both the decimal and the
duodecimal systems (nowadays we use only the decimal system, which is a great pity).
And at the very first in Egypt, Chalda, and among the Turanian races generally, we find this
duodecimal system firmly established.
The fact is noted by Mr. Jayaram Moodaliar that the Kondh system of notation is
But what a pity that we have not 12 fingers, with
duodecimal fractions instead of decimals!
If possible, this is even more true here than in the case of the
duodecimal system. British Dictionary definitions for duodecimal adjective relating to twelve or twelfths noun a twelfth one of the numbers used in a duodecimal number system Derived Forms duodecimally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for duodecimal adj.
1714, from Latin
in duodecimo (see duodecimo).
Online Etymology Dictionary, © 2010 Douglas Harper
Relating to or based on the number 12; having 12 as the base. In the duodecimal number system, each digit represents a multiple of a power of 12 instead of 10. Thus the duodecimal number 24 represents (2 X 12 1) + (4 X 12 0), or 28.
The American Heritage® Science Dictionary
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