1
as in maintenance
the act or activity of keeping something in an existing and usually satisfactory condition
argues that a new toll is needed to pay for the long-term sustentation of the city's bridges
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in preservation
the careful maintaining and protection of something valuable especially in its natural or original state
the all-important sustentation of Mount Vernon, Monticello, and other national treasures
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for sustentation
Noun
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Lee said obtaining those skills can take anywhere from a day or two for a forklift certification to up to four years of education and apprenticeship programs for maintenance technicians, one of the most in-demand manufacturing jobs today.—
Bailey Schulz,
USA Today,
30 June 2025 -
During a maintenance task to stir the oxygen tanks, an electrical short causes one of the tanks to explode, with the other rapidly venting its oxygen into space.—
ArsTechnica,
ArsTechnica,
29 June 2025
Noun
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Passing cars honked in support while protesters waved signs calling for the preservation of the expansive Everglades preserve, home to several endangered species and Native tribes.—
Billal Rahman,
MSNBC Newsweek,
29 June 2025
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Bezos, the world’s third richest person, and Sánchez, requested that in lieu of gifts, guests donate to local organizations supporting the preservation of Venice.—
Sarah Polus,
The Hill,
28 June 2025
Noun
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The company has also established a rare plant germplasm resource bank, effectively balancing innovation and biodiversity conservation.—
Fairchild Studio,
Footwear News,
30 June 2025
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Complementing this work, the Bertarelli Philanthropy also supported the development of the Global Fishing Watch Marine Manager, which provides open-source, interactive data on the Galapagos area, and worldwide, to support conservation, policy, and research.—
Dona Bertarelli,
Time,
30 June 2025
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Cite this Entry
“Sustentation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sustentation. Accessed 6 Jul. 2025.
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