'Distributary' definitions:

Definition of 'distributary'

(from WordNet)
noun
A branch of a river that flows away from the main stream and does not rejoin it [ant: affluent, confluent, feeder, tributary]

Definition of 'Distributary'

From: GCIDE
  • Distributary \Dis*trib"u*ta*ry\, a. Tending to distribute or be distributed; that distributes; distributive. [1913 Webster]