spinal canal

noun
variants: or less commonly spinal cavity

Definition of spinal canal

: a canal in the spinal column through which the spinal cord passes and is delimited dorsally by the arches on the dorsal side of the vertebrae

called also vertebral canal

Examples of spinal canal in a Sentence

Recent Examples on the Web In recent years, James said, DeSalvo developed a worsening case of spinal stenosis, a narrowing of the spinal canal. John Pope, NOLA.com, "Joseph DeSalvo, who traded corporate law to sell books, dies at 88," 30 Dec. 2020 In 1992, he was diagnosed with spinal stenosis, a narrowing of the spinal canal that can cause numbness and muscle weakness. Jeré Longman, New York Times, "The Heir to the Manning Quarterback Legacy Isn’t on TikTok," 26 Nov. 2020 Fortunately, Irvin suffered no paralysis, but a subsequent diagnosis of cervical spinal stenosis (narrowing of the spinal canal) led to his decision to retire from the NFL. Dallas News, "After Dak Prescott went down came three terms you never want to hear in sideline reports," 12 Oct. 2020 The cage stops bone from growing in the spinal canal and damaging nerves. Joe Carlson, Star Tribune, "Medtronic product removed from market in Australia, which is now investigating its use," 29 Sep. 2020 According to the Mayo Clinic website, in Chiari malformation, the brain tissue extends into the spinal canal. Cathy Kozlowicz, Milwaukee Journal Sentinel, "Doctors said she wouldn't live past 5 years old. Now she's nearly 6 and is Menomonee Falls' newest muralist.," 14 Aug. 2020 She was diagnosed with Chiari Malformation, a condition where the brain tissue extends into the spinal canal. Christina Oehler, Health.com, "This Woman Used TikTok to Document Her Weight Loss Journey, and Her Results Will Seriously Inspire You," 10 Dec. 2019 But few patients get those tests; PET scans are costly and require the injection of a radioactive drug, while spinal taps involve the insertion of a needle into the spinal canal. BostonGlobe.com, "Could a simple eye exam detect signs of Alzheimer’s disease?," 29 Oct. 2019 Jeremy Larkin, who had 346 of Northwestern’s 351 net rushing yards through three games, had to medically retire nine days later because of cervical stenosis, a narrowing of the spinal canal in the neck area. Teddy Greenstein, chicagotribune.com, "‘Certain memories you don’t forget’: 10 reasons 2018 was the wildest season in Northwestern history," 27 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spinal canal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of spinal canal

1801, in the meaning defined above

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The first known use of spinal canal was in 1801

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Last Updated

7 Jan 2021

Cite this Entry

“Spinal canal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spinal%20canal. Accessed 16 Jan. 2021.

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More Definitions for spinal canal

spinal canal

noun
variants: also spinal cavity

Medical Definition of spinal canal

: a canal in the spinal column through which the spinal cord passes and is delimited dorsally by the arches on the dorsal side of the vertebrae : vertebral canal

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