variants or less commonly buildout
plural build-outs also buildouts
1
a
: work done to make a structure or system ready for use or to bring a construction or development project to a completed state
When the build-out of the campus is complete, as many as 7,500 students will attend class there.—Janis L. Magin
b
: work done to expand a system (such as a telecommunications system)
The buildout of new infrastructure for digital cellular telephony is at such an early stage that it's impossible to predict what the performance of some of the systems will be.—Brian C. Fenton
c
: a project or process involving such work
Of course, the Chinese are traveling and spending more in their own country too, in part because of a gigantic infrastructure build-out; China will have constructed more high-speed-rail capacity by the end of the decade than is currently operating in the rest of the world, some 10,000 miles' (16,000 km) worth.—Bill Saporito
2
: a state in which an area has been fully developed
At build-out, the community is planned to include retail, restaurant and office space, a hotel, urban-style and loft apartments, townhomes, and condominiums.—The Flower Mound (Texas) Leader

Examples of build-out 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.
CoreWeave — Shares of the cloud infrastructure technology company fell for a second day, losing 2% on Thursday as investors worry that CoreWeave, along with other technology companies, are borrowing too much for an artificial intelligence build-out. — Ananya Chetia,darla Mercado, Cfp®, CNBC, 15 Oct. 2026 Its latest five-year national economic blueprint elevated the linkage further, calling for pairing the build-out of computing infrastructure and green energy. — Simone McCarthy, CNN Money, 13 Oct. 2026 Largely driven by the AI build-out, but accompanied with breadth across industries and sectors. — Jim Edwards, Fortune, 28 Sep. 2026 That would set the stage for a faster build-out if Ryman does decide to move forward at some point. — Aldo Svaldi, Denver Post, 28 Sep. 2026 See All Example Sentences for build-out

Word History

First Known Use

1902, in the meaning defined at sense 1a

Time Traveler
The first known use of build-out was in 1902

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Cite this Entry

“Build-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/build-out. Accessed 20 Oct. 2026.

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