duodecimal

[ doo-uh-des-uh-muhl, dyoo- ]

adjective

1. pertaining to twelfths or to the number 12.
2. proceeding by twelves.

noun

1. one of a system of numbers based on the number 12.
2. one of 12 equal parts.

duodecimal

/ ˌdjuːəʊˈdɛsɪməl /

adjective

1. relating to twelve or twelfths

noun

1. a twelfth
2. one of the numbers used in a duodecimal number system

duodecimal

/ do̅o̅′ə-dĕs′ə-məl /

1. 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 × 12 ¹) + (4 × 12 ⁰), or 28.

Derived Forms

• ˌduoˈdecimally, adverb

Other Words From

• duo·deci·mali·ty noun
• duo·deci·mal·ly adverb

Word History and Origins

Origin of duodecimal¹

1705–15; < Latin duodecim twelve + -al ¹

Example Sentences

If possible, this is even more true here than in the case of the duodecimal system.

From Project Gutenberg

Based on the duodecimal system, similarly introduced, as more logical, and more readily used.

From Project Gutenberg

A little duodecimal of fairy love divides the desires of your heart and draws one wing down.

From Project Gutenberg

Then came “the month of roses,” as the Persians appropriately style that duodecimal portion of the year.

From Project Gutenberg

The fact is noted by Mr. Jayaram Moodaliar that the Kondh system of notation is duodecimal.

From Project Gutenberg