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duodenary

adjective du·o·den·a·ry \ ¦d(y)üə¦denərē , -dēn- \

Definition of duodenary

1 : containing 12
  • a duodenary cycle of years
2 : based on the number 12
  • a duodenary system of computation

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Origin and Etymology of duodenary

Latin duodenarius, from duodeni twelve each (from duodecim twelve) + -arius -ary

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