Translate downstream | into French | into German | into Italian | into Spanish Definition of downstream
adverb & adjective
situated or moving in the direction in which a stream or river flows: [as adverb]:the bridge spanned the river just downstream of the rail line [as adjective]:deforestation could have disastrous consequences for downstream regions Biology situated in or toward the part of a sequence of genetic material where transcription takes place later than at a given point:a termination signal was found downstream from the coding region at a stage in the process of gas or oil extraction and production after the raw material is ready for refining.