upstream Hear it!

upstream definition

up·stream (up′strēm′, -strēm′)

adverb, adjective

  1. in the direction against the current of a stream
  2. at or toward the beginning of some process, course of activity, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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