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duodecimal

[ doo-uh-des-uh-muhl, dyoo- ]
/ ˌdu əˈdɛs ə məl, ˌdyu- /
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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.

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Origin of duodecimal

1705–15; <Latin duodecim twelve + -al1

OTHER WORDS FROM duodecimal

du·o·dec·i·mal·i·ty, noundu·o·dec·i·mal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for duodecimal

British Dictionary definitions for duodecimal

duodecimal
/ (ˌdjuːəʊˈdɛsɪməl) /

adjective

relating to twelve or twelfths

noun

a twelfth
one of the numbers used in a duodecimal number system

Derived forms of duodecimal

duodecimally, adverb
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

Scientific definitions for duodecimal

duodecimal
[ dōō′ə-dĕsə-məl ]

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 121) + (4 X 120), or 28.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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