duodecimal

American  

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

adjective

1. pertaining to twelfths or to the number 12.

2. proceeding by twelves.

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noun

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

2. one of 12 equal parts.

duodecimal British  

/ ˌdjuːəʊˈdɛsɪməl /

adjective

1. relating to twelve or twelfths

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noun

1. a twelfth

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

duodecimal Scientific  

/ 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.

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Other Word Forms

Derived Forms

• duodecimality
  noun
• duodecimally
  adverb

Etymology

Origin of duodecimal

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