# duodecimal

du·o·dec·i·mal- relating to twelve or twelfths
- consisting of or counting by twelves or powers of twelve

Origin of duodecimal

from Classical Latin*duodecim*, twelve ( from

*duo*, two +

*decem*, ten) + -al

- one twelfth
- [
*pl.*]Math. a system of numeration with twelve as its base, rather than ten as in the decimal system

## duodecimal

adjective

- Of, relating to, or based on the number 12:
*the duodecimal number system.* - Of or relating to twelfths.

noun

A twelfth.

Origin of duodecimal

*From*Latin

*duodecimus*

*twelfth*

*from*

*duodecim*

*twelve*

*duo*

*two*; see

*dwo-*in Indo-European roots.

*decem*

*ten*; see

*dek&mlowring;*in Indo-European roots.

## duodecimal

Adjective

(*not comparable*)

- (arithmetic) Of a number, expressed in base 12.
*6B4 is the duodecimal notation for the decimal number 1000.*

Origin

*duo-* + *decimal*

*See also:*

**duodécimal**