Back
Back noun - The series of vertebrae forming the axis of the skeleton and protecting the spinal cord.
Usage example: the fall broke his back
Spinal column is a synonym for back in spine topic. In some cases you can use "Spinal column" instead a noun "Back", when it comes to topics like backbone. popular alternative
Spinal column
Spinal column noun - A column of bones supporting the trunk of a vertebrate animal.
Usage example: a diagram of the spinal column
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Synonyms for Spinal column
Back is a synonym for spinal column in backbone topic. You can use "Back" instead a noun phrase "Spinal column".
Both terms in one sentence
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That, in itself, is pretty bad, but when Billy asks one of the cats to scratch his back...his skin and muscle get shredded by the splintered claws of the undead cat, and his spinal column pokes out.
Source: Nausea Fuel / Western Animation -
Though hardly the worst seen, one of the goblins that survives the escape from Brassmoon is a young female who's missing all the skin along her back, leaving her spinal column and other bones completely exposed.
Source: Webcomic / Goblins
Cite this Source
Spinal column and Back. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/back/spinal_column
Back & Spinal column. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/back/spinal_column>.
Spinal column or Back. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/back/spinal_column.
Google Ngram Viewer shows how "back" and "spinal column" have occurred on timeline