- Proceeding in computation by twelves; expressed in the
scale of twelves.
2 . Duodecimal
[ n.]
- A twelfth part; as, the duodecimals of an inch. - A system of numbers, whose denominations rise in a
scale of twelves, as of feet and inches. The system is used chiefly by
artificers in computing the superficial and solid contents of their
work.