self-sustaining

adjective

self-sus·​tain·​ing ˌself-sə-ˈstā-niŋ How to pronounce self-sustaining (audio)
1
: maintaining or able to maintain oneself or itself by independent effort
a self-sustaining community
2
: maintaining or able to maintain itself once commenced
a self-sustaining nuclear reaction

Examples of self-sustaining in a Sentence

with its own farm, the estate was largely self-sustaining
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.
For this, researchers from China have developed various next-generation triboelectric nanogenerators (TENGs), which offer a self-sustaining power solution for marine regions. Prabhat Ranjan Mishra, Interesting Engineering, 28 Aug. 2025 Leading to a self-sustaining economic loop where revenue generated from global-facing media products is reinvested directly into local wages, taxes, and services, fostering a stable foundation for multi-generational upward mobility. Stephanie Tharpe, Forbes.com, 25 Aug. 2025 Billionaire Elon Musk founded SpaceX in 2002 with the vision of paving the way to create a self-sustaining colony on the Red Planet. Eric Lagatta, USA Today, 22 Aug. 2025 There’s no way to know which push was most important in the flywheel reaching this self-sustaining velocity. Pete Sampson, New York Times, 21 Aug. 2025 However, bacterial cells typically limit their production to self-sustaining levels. Hannah Millington, MSNBC Newsweek, 12 Aug. 2025 While self-sustaining travel to Mars is still a few years away, the new brine processor on the ISS has increased the water recovery rate enough that this 98% goal is now in reach. Berrin Tansel, The Conversation, 30 July 2025 In addition to its momentum and self-sustaining nature, drive has another advantage over motivation: It can be developed and strengthened over time. Ryan McGrath, Forbes, 27 Mar. 2023 Significantly, some states had self-sustaining populations of wild turkeys that could serve as seed stock. Paul A. Smith, Journal Sentinel, 16 Mar. 2023

Word History

First Known Use

1797, in the meaning defined at sense 1

Time Traveler
The first known use of self-sustaining was in 1797

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Cite this Entry

“Self-sustaining.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-sustaining. Accessed 12 Sep. 2025.

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