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downstream

American  
[doun-streem] / ˈdaʊnˈstrim /

adverb

  1. with or in the direction of the current of a stream.


adjective

  1. of or relating to the latter part of a process or system.

  2. Genetics. with or in the direction of transcription, translation, or synthesis of a DNA, RNA, or protein molecule.

downstream British  
/ ˈdaʊnˈstriːm /

adverb

  1. in or towards the lower part of a stream; with the current

  2. (in the oil industry) of or for the refining, distribution, or marketing of oil or its derived products Compare upstream

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of downstream

First recorded in 1700–10; down 1 + stream

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This is the view from downstream, looking up at the house and its welter of projecting terraces.

From The Wall Street Journal Aug. 28, 2026

Farther downstream, the devastation was etched into the shattered landscape of Devighat.

From Barron's Aug. 27, 2026

In 2021, a large chunk of a Himalayan glacier collapsed in the valley of Chamoli in northern India, sending a cascade of debris and water downstream that killed 200 people.

From BBC Aug. 27, 2026

That may have led to the backed-up water surging downstream with enormous force a few hours later, they suggested.

From Los Angeles Times Aug. 27, 2026

Close by, under the left bank, a bed of crowfoot trailed downstream, the wheel-like leaves all submerged.

From "Watership Down: A Novel" by Richard Adams

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