1. (a.) Proceeding in computation by twelves; expressed in the scale of twelves.

2. (n.) A twelfth part; as, the duodecimals of an inch.

3. (n.) 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.

abdominal anal appendical cardiac cecal colic colonic coronary duodecimal duodenary enteric gastric ileac intestinal jejunal mesogastric pyloric rectal splanchnic twelfth visceral