Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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upstream

up·stream

upstream

 
pronunciation:
uhp strim
parts of speech:
adverb, adjective
features:
Word Combinations (adjective)
part of speech: adverb
definition: toward or near the origin of a stream or river; against the current.
It's hard to swim upstream.
 
part of speech: adjective
definition 1: directed or positioned nearer to the origin of a river or stream.
upstream pollutionan upstream dam
definition 2: at or nearer the beginning of a serial process, such as manufacturing or oil production.
upstream costs
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