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.
Like Genie 3, the new version supports changing the parameters midstream. — Ryan Whitwam, ArsTechnica, 27 Oct. 2026 An attorney representing Hollywood Park says changing the rules midstream could have a chilling effect on future developments in California. — Los Angeles Times, 23 Oct. 2026 This puts midstream infrastructure giants like Kinder Morgan , Energy Transfer LP and Williams Companies in a sweet spot. — Harvey Stober, CNBC, 23 Oct. 2026 The top power-play unit, looking nimble and nifty with Bedard and Kane switching up half-walls midstream, keeping the Penguins’ killers on their heels. — Mark Lazerus, New York Times, 14 Oct. 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

Phrases Containing midstream

Rhymes for midstream

See All Rhymes for midstream

Browse Nearby Words

midst
midstream
midsummer
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Cite this Entry

“Midstream.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/midstream. Accessed 1 Nov. 2026.

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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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