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English Wikipedia has articles on:


sustain +‎ -able


  • IPA(key): /səˈsteɪnəbəl/
  • (file)


sustainable (comparative more sustainable, superlative most sustainable)

  1. Able to be sustained.
  2. Able to be produced or sustained for an indefinite period without damaging the environment, or without depleting a resource; renewable.
    sustainable economy
    • 2008, Kate L. Harrison, The Green Bride Guide, →ISBN, page 174 [1]:
      In addition to the resources listed in the organic and local food sections earlier, a good source of sustainable meat is Heritage Foods USA (
    • 2008 August–October, Dawn Brighid, "A Taste of Hope", in Organic Gardening, ISSN 1536-108X, volume 55, number 6, page 73 [2]:
      Some critics have asserted that sustainable food is "elitist"; that it's too expensive and not widely available.
    • 2010, Anthony Bourdain, Medium Raw, →ISBN, page 129 [3]:
      A city on a hill—or many cities on hills—surrounded by unbroken vistas of beautiful countryside; small, thriving, family-run farms growing organic, seasonal, and sustainable fruits and vegetables specific to the region.
    • 2019, Jason Hickel, Climate breakdown is coming. The UK needs a Greener New Deal in the Guardian.
      Right now, rich nations devour 28 tonnes of material per person per year – including everything from fish to forests, plastics to metals. That’s four times more than ecologists say is sustainable.

Related terms[edit]


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout § Translations.


sustainable (plural sustainables)

  1. A renewable energy source.
    • 1996, Joseph Francis Coates, ‎John B. Mahaffie, ‎Andy Hines, 2025: Scenarios of U.S. and Global Society Reshaped by Science and Technology (page 117)
      It has only been in the last 20 years that the long-term trend away from fossil fuels and toward nuclear energy and sustainables has intensified.


  • sustainable at OneLook Dictionary Search
  • sustainable in Keywords for Today: A 21st Century Vocabulary, edited by The Keywords Project, Colin MacCabe, Holly Yanacek, 2018.
  • sustainable” in The Century Dictionary, New York, N.Y.: The Century Co., 1911.