Definiciones
1.AdjectiveIn a direction against the flow of a current or stream of fluid (typically water); upriver.
2.AdjectiveOccurring earlier than something else; being an influence on something else; causing a consequence for something else."Input entry is upstream of input validation in the runtime process.; The outage was caused by an upstream error in a payments library."
3.AdjectiveInvolving exploration and pre-production rather than refining and selling.
4.AdjectiveIn the direction from the client to the server.
5.AdjectiveMaintained, owned, or associated with the original developers of the given software; in contrast to a modified version downstream."The outage was caused by an upstream error in a payments library."
6.AdjectiveTowards the leading end (5′ end) of a DNA molecule.
7.AdverbAgainst the current.
8.VerbTo stream upward.
9.VerbTo have (a software library, patch, etc.) accepted by the original developers of the related software, so that they maintain and distribute it."I'd be more than happy to upstream your patch."
10.NounPart of the river towards the upstream direction.
11.NounThe original developers or maintainers of software.