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 termsEdit


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.