commensal

Definition of commensalnext

Example Sentences

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.
Recent Examples of commensal This process called a commensal pathway in animal domestication occurs when the animal is attracted to human settlements, instead of humans actively trying to recruit the animals. Laura Baisas, Popular Science, 11 June 2025 According to some biologists, this might show that these birds are on their way to becoming commensal with humans—benefiting from living closely alongside them—like pigeons have in urban areas. Jorge Garay, Wired News, 29 May 2025 Dreamtime by Simon Theuma This small, commensal shrimp almost appears to be swimming over a tapestry, but in reality, the technicolor backdrop is the body of a mosaic sea star. Carlyn Kranking, Smithsonian Magazine, 25 Jan. 2024 Science defines the rat’s relationship to humans as commensal: an association between two species in which one benefits and the other is neither helped nor harmed. WIRED, 7 Oct. 2023 In fact, it’s become clear that many of these commensal bacteria use the glycans studding mucin molecules as a primary source of energy. Diana Kwon, Discover Magazine, 9 July 2019
Recent Examples of Synonyms for commensal
Adjective
  • Reciprocity sustains mutualistic exchange.
    Scott Hutcheson, Forbes.com, 3 Sep. 2025
Adjective
  • Interestingly, one of Mather’s colleagues at URI, disease ecologist Janelle Couret, has looked at how Lyme bacteria may actually help ticks withstand the heat, a type of symbiotic relationship that she’s seen in insects.
    Alex Kuffner, The Providence Journal, 12 Feb. 2026
  • Noah Whiteman, a professor of molecular and cell biology at UC Berkeley, hailed the paper for demystifying a symbiotic relationship that has captivated scientists.
    Lila Seidman, Los Angeles Times, 10 Feb. 2026
Adjective
  • That means advocating for policies that expand opportunity—supporting job creation, workforce training, homeownership, and small businesses—while opposing ideas that keep people dependent or stagnant.
    Rachel Royster, Fort Worth Star-Telegram, 14 Feb. 2026
  • As has now been thoroughly documented, these women worked with Epstein expecting modeling or business opportunities that in many cases never materialized, and would often become dependent on him for a visa, housing, or money.
    Eva Roytburg, Fortune, 13 Feb. 2026

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Cite this Entry

“Commensal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/commensal. Accessed 17 Feb. 2026.

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