midstream

noun

mid·​stream ˈmid-ˈstrēm How to pronounce midstream (audio)
-ˌstrēm
1
: the middle of a stream
2
: an intermediate stage in an act or process
the tone changes in midstream

Examples of midstream in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Start the conversation, make your point clearly, and let the response shape what happens next instead of adjusting midstream. Tarot.com, Hartford Courant, 28 Apr. 2026 But there used to be agreement that the process itself should not be manipulated midstream. Dan Daley, The Orlando Sentinel, 28 Apr. 2026 But there used to be agreement that the process itself should not be manipulated midstream. Dan Daley, Sun Sentinel, 27 Apr. 2026 There has been damage to upstream, midstream and downstream infrastructure, like refineries. CBS News, 26 Apr. 2026 See All Example Sentences for midstream

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of midstream was before the 12th century

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Cite this Entry

“Midstream.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/midstream. Accessed 5 May. 2026.

Kids Definition

midstream

noun
mid·​stream ˈmid-ˈstrēm How to pronounce midstream (audio)
: the middle of a stream

Medical Definition

midstream

adjective
mid·​stream ˌmid-ˈstrēm How to pronounce midstream (audio)
: of, relating to, or being urine passed during the middle of an act of urination and not at the beginning or end
a midstream specimen

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