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Duodecimal

 - 3 dictionary results

du⋅o⋅dec⋅i⋅mal

[doo-uh-des-uh-muhl, dyoo-]
–adjective
1. pertaining to twelfths or to the number 12.
2. proceeding by twelves.
–noun
3. one of a system of numbers based on the number 12.
4. one of 12 equal parts.

Origin:
1705–15; < L duodecim twelve + -al 1


du⋅o⋅dec⋅i⋅mal⋅i⋅ty, noun
du⋅o⋅dec⋅i⋅mal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To Duodecimal
du·o·dec·i·mal   (dōō'ə-děs'ə-məl, dyōō'-)   
adj.  
  1. Of, relating to, or based on the number 12: the duodecimal number system.

  2. Of or relating to twelfths.

n.  A twelfth.

[From Latin duodecimus, twelfth, from duodecim, twelve : duo, two; see dwo- in Indo-European roots + decem, ten; see dek in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

duodecimal 
1714, from L. in duodecimo "(folded) in twelve," in reference to a book in which each page is the twelfth part of the printer's sheet.
Online Etymology Dictionary, © 2001 Douglas Harper
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