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

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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

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Example Sentences

Recent Examples of Synonyms for sustentation
Noun
  • The wing might have broken off due to a maintenance or design flaw, Jacobsen said.
    Alexandra Skores, CNN, 18 Feb. 2025
  • The contract outlines responsibilities for repairs, maintenance, improvements, insurance, utilities, signage and any damage or destruction to the property.
    Sherry Greenfield, Baltimore Sun, 18 Feb. 2025
Noun
  • The agency, known for housing many of the country's founding documents and overseeing presidential libraries, also plays an important role in certifying constitutional amendments and overseeing the preservation of presidential records.
    Maegan Vazquez The Washington Post, arkansasonline.com, 17 Feb. 2025
  • Among the influencers in those meetings was Arturo Schomburg, a Puerto Rican historian of African descent who, as a young child, often wondered about the lack of African history taught in his classrooms, an interest that formed the cornerstone of his lifework of research and preservation.
    Leonard Greene, New York Daily News, 15 Feb. 2025
Noun
  • However, visitors keen to see this legendary example of propaganda art will have to get their trip in before 7 p.m. local time on August 31, 2025, as the museum is set to close until October 2027 for a major renovation and conservation project.
    Maureen O'Hare, CNN, 20 Feb. 2025
  • The layoffs also threaten to undermine billions of taxpayer dollars paid to farmers to support conservation practices, experts warn.
    Matt Reynolds, WIRED, 20 Feb. 2025
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.

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Cite this Entry

“Sustentation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sustentation. Accessed 4 Mar. 2025.

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