as in canals
an open man-made passageway for water
fell into the racecourse for an abandoned water mill
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Recent Examples of racecourses
Upstairs at Sperm Racing HQ is a lab stocked with racks of test tubes, centrifuges for separating out the most motile sperm from a sample, and little plastic slides containing new microscopic racecourses for frat-boy cum.
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Sam Kriss, Harpers Magazine, 24 Feb. 2026
Andretti offers multiple activities, but its main attractions are the massive racecourses.
—Kansas City Star, 31 Oct. 2025
Sam Kriss, Harpers Magazine, 24 Feb. 2026
Andretti offers multiple activities, but its main attractions are the massive racecourses.
—Kansas City Star, 31 Oct. 2025
Recent Examples of Synonyms for racecourses
Noun
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Based on the crest fossil’s inner vascular canals and exterior texture, the team theorizes that the cranial accessory was likely housed in keratin and brightly colored.—
Andrew Paul,
Popular Science,
19 Feb. 2026
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Analysis of the bone’s vascular canals and surface texture suggests this massive blade was sheathed in a keratinous horn, much like a modern bird’s beak.—
Mrigakshi Dixit,
Interesting Engineering,
19 Feb. 2026
Noun
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Students learn how their water travels from the Sierra Nevada through reservoirs, pipes and aqueducts to finally end up in their homes.—
Molly McCrea,
CBS News,
27 Feb. 2026
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Architects have found evidence of their use in the pyramids of Egypt and the buildings and aqueducts of the Roman Empire.—
Alcina Johnson Sudagar,
The Conversation,
12 Feb. 2026
Cite this Entry
“Racecourses.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/racecourses. Accessed 28 Feb. 2026.
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