duodecimal

[ doo-uh-des-uh-muh l, dyoo- ]
/ ˌdu əˈdɛs ə məl, ˌdyu- /

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; < Latin duodecim twelve + -al1

OTHER WORDS FROM duodecimal

du·o·dec·i·mal·i·ty, noun du·o·dec·i·mal·ly, adverb

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

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.