upstream
(adjective) in the direction against a stream’s current
upriver, upstream
(adverb) toward the source or against the current
Source: WordNet® 3.1
upstream (not comparable)
in a direction against the flow of a current or stream of fluid (typically water); upriver
(oil industry) involving exploration and pre-production rather than refining and selling
(computing) in the direction from the client to the server
(open-source software) maintained, owned or associated with the original developers of the given software; in contrast to a modified version downstream
(biology) towards the leading end (5′ end) of a DNA molecule
• downstream
upstream (comparative more upstream, superlative most upstream)
Against the current.
• downstream
upstream (third-person singular simple present upstreams, present participle upstreaming, simple past and past participle upstreamed)
(intransitive) To stream upward.
(transitive, open-source software) To have (a software library, patch, etc.) accepted by the original developers of the related software, so that they maintain and distribute it.
upstream (plural upstreams)
Part of the river towards the upstream direction.
(open-source software) The original developers or maintainers of software.
• tempuras
Source: Wiktionary
Up*stream", adv.
Definition: Toward the higher part of a stream; against the current.
Source: Webster’s Unabridged Dictionary 1913 Edition
23 April 2025
(adjective) not married or related to the unmarried state; “unmarried men and women”; “unmarried life”; “sex and the single girl”; “single parenthood”; “are you married or single?”
According to Guinness World Records, on 25 September 2016, the Birla Institute of Management Technology (India) in Uttar Pradesh, India, constructed the largest coffee cups pyramid consisting of 23,821 cups. They used paper takeaway coffee cups to build the pyramid.
