upstream Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “upstream” in the English Dictionary

"upstream" in British English

See all translations

upstreamadverb, adjective [before noun]

uk   us   /ˌʌpˈstriːm/
(​moving) on a ​river or ​stream towards ​itsorigin: Salmon ​swim upstream against very ​strongcurrents to ​reachtheirbreedingareas. relating to an ​earlierstage in a ​process or ​series of ​events: The company's upstream businessincludesoilexploration and ​production.
(Definition of upstream from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"upstream" in American English

See all translations

upstreamadjective, adverb [not gradable]

 us   /ˌʌpˈstrim/
against the ​current toward the ​startingpoint of a ​river: Rowing upstream was hard going.
(Definition of upstream from the Cambridge Academic Content Dictionary © Cambridge University Press)

"upstream" in Business English

See all translations

upstreamadjective [before noun]

uk   us   /ˌʌpˈstriːm/
relating to something that ​happens earlier in a ​process or ​series of ​events: The company's upstream ​businessincludesoilexploration and ​production.
They are ​working upstream to ​try and prevent such a ​situationhappening again.
(Definition of upstream from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of upstream?
Add Cambridge dictionaries to your browser to your website
Word of the Day


a large tree with leaves divided into five parts and large round nuts that can be eaten

Word of the Day

Introducing a new author and a new weekly blog post!
Introducing a new author and a new weekly blog post!
by Cambridge Dictionaries Online,
August 27, 2015
The English language is constantly changing. You know that. But did you know that at Cambridge Dictionaries Online we keep track of the changes? We continually add new words and new meanings to our online dictionary for learners of English. Some of them are new to English entirely (neologisms), and some

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More