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1. Dictionary

   Spine

   /spīn/

   

   noun

   • 1. a series of vertebrae extending from the skull to the small of the back, enclosing the spinal cord and providing support for the thorax and abdomen; the backbone: "a soft voice that sent a shiver down her spine" Similar backbonespinal columnvertebral columnvertebraebacktechnical:dorsumrachis
   • ▪ a thing's central feature or main source of strength: "players who will form the spine of our team" Similar mainstaybackbonecornerstonefoundationbasis
   • ▪ resolution or strength of character. Similar strength of characterstrength of willfirmness of purposefirmnessresolutionresolvedeterminationfortitudemettlemoral fiberbackbonesteelnervespiritpluckpluckinesscouragecourageousnessbraverybravenessvalormanlinessinformal:gutsgritspunkbottlevulgar slang:ballsOpposite weakness
   • 2. the part of a book's jacket or cover that encloses the inner edges of the pages, facing outward when the book is on a shelf and typically bearing the title and the author's name.
   • 3. any hard, pointed defensive projection or structure, such as a prickle of a hedgehog, a spike-like projection on a sea urchin, a sharp ray in a fish's fin, or a spike on the stem of a plant. Similar needlequillbristlebarbspikepricklethorntechnical:spiculespiculaspiculumspinule
   • 4. a tall mass of viscous lava extruded from a volcano: "the Mt. Pelee spine was exceptional only for its extreme height—over 300 meters"

   Word Origin late Middle English: shortening of Old French espine, or from Latin spina ‘thorn, prickle, backbone’.

   Derivatives

   • 1. spined adjective

   Scrabble Points: 7

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2. People also ask

   How do you define "spines?"

   • Spines are modified leaves, stipules, or parts of leaves, such as extensions of leaf veins. Some authors prefer not to distinguish spines from thorns because, like thorns, and unlike prickles, they commonly contain vascular tissue.

   Thorns, spines, and prickles - Wikipedia

   en.wikipedia.org/wiki/Thorns,_spines,_and_prickles

   See all results for this question

   What is the difference between a spine and a thorn?

   • Spines are modified leaves, stipules, or parts of leaves, such as extensions of leaf veins. Some authors prefer not to distinguish spines from thorns because, like thorns, and unlike prickles, they commonly contain vascular tissue.

   Thorns, spines, and prickles - Wikipedia

   en.wikipedia.org/wiki/Thorns,_spines,_and_prickles

   See all results for this question

   What is the purpose of spines?

   • Your spine, or backbone, is your body's central support structure. It connects different parts of your musculoskeletal system. Your spine helps you sit, stand, walk, twist and bend. Back injuries, spinal cord conditions and other problems can damage the spine and cause back pain.

   Spine Structure and Function - Cleveland Clinic

   my.clevelandclinic.org/health/articles/10040-spine-structure-and-function

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   What are some common uses for spines?

   • In some cases, spines have been shown to shade or insulate the plants that grow them, thereby protecting them from extreme temperatures. For example, saguaro cactus spines shade the apical meristem in summer, and in members of the Opuntioideae, glochids insulate the apical meristem in winter.

   Thorns, spines, and prickles - Wikipedia

   en.wikipedia.org/wiki/Thorns,_spines,_and_prickles

   See all results for this question

3. www.medicalnewstoday.com › articles › spine-anatomySpine anatomy: Function, segments, parts, and more

   www.medicalnewstoday.com › articles › spine-anatomy

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   Feb 22, 2024 · The spine, or backbone, is a long column of bones that runs down the center of a person’s back. It is essential for many functions, such as movement, support, and protecting the spinal cord. A ...

4. www.oxfordlearnersdictionaries.com › english › spinespine noun - Definition, pictures, pronunciation and usage ...

   www.oxfordlearnersdictionaries.com › english › spine

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   Definition of spine noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

5. Images

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6. www.healthline.com › human-body-maps › spineSpine Anatomy, Diagram & Pictures | Body Maps - Healthline

   www.healthline.com › human-body-maps › spine

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   Feb 25, 2015 · The spinal cord begins at the base of the brain and extends into the pelvis. Many of the nerves of the peripheral nervous system, or PNS, branch out from the spinal cord and travel to various ...

7. dictionary.cambridge.org › learner-english › spineSPINE | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › learner-english › spine

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   SPINE definition: 1. the long structure of bones down the centre of your back, which supports your body 2. the narrow…. Learn more.

8. www.vocabulary.com › dictionary › spineSpine - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › spine

   spine: 1 n the series of vertebrae forming the axis of the skeleton and protecting the spinal cord Synonyms: back , backbone , rachis , spinal column , vertebral column Types: notochord a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates ...

9. www.coloradospineinstitute.com › education › anatomyUnderstanding Spinal Anatomy: Overview of the Spine

   www.coloradospineinstitute.com › education › anatomy

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   Dec 20, 2016 · Although not typically viewed as part of the spine, the skull and pelvis inter-relate with the spinal column and impact balance. Anatomical Planes. To spatially describe spinal anatomy, spine specialists use terms to define body planes. A body plane is an imaginary flat, two-dimensional surface that defines a particular area of anatomy.

10. www.cedars-sinai.org › a › anatomy-of-the-spineAnatomy of the Spine | Cedars-Sinai

    www.cedars-sinai.org › a › anatomy-of-the-spine

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    About anatomy of the spine. The human spine is a complex anatomic structure that is the scaffolding for the entire body. It provides several important functions, including: Protecting the spinal cord and nerves. Structural support for the body, allowing us to stand upright. The spine supports about half the weight of the body.