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spine

noun

Simple meaning

A series of bones situated at the back from the head to the pelvis of a human.

Pronunciation

Say it like this:

spyn
US device voice
IPA pronunciation (US)

ˈspaɪn

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. anatomyzootomy

    A series of bones situated at the back from the head to the pelvis of a human, or from the head to the tail of an animal, enclosing the spinal cord and providing support for the thorax and abdomen.

  2. anatomyzootomy

    The series of vertebrae forming the axis of the skeleton and protecting the spinal cord

  3. The part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved

    “The title and author were printed on the spine of the book.”

  4. The narrow, bound edge of a book that encloses the inner edges of the pages, facing outwards when the book is on a shelf and typically bearing the title and the author's and publisher's name.

  5. zootomybotanymycology

    A sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin

  6. Something resembling a backbone, such as a ridge, or a long, central structure from which other structures radiate.

Word at a Glance

Difficulty
B1 · Intermediate (estimated)
Frequency
Moderately Common
Typical Use
Varies by meaning

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: (anatomy, zootomy) A series of bones situated at the back from the head to the pelvis of a human, or from the head to the tail of an animal, enclosing the spinal cord and providing support for the thorax and abdomen.

Used this way, spine is a specialist word that usually carries little praise or criticism of its own. This is a clinical use: it belongs to medical description, where it is factual rather than emotive.

Emotional tone
Neutral
Formality
Specialist/technical
Intensity
Not strongly marked
How common
Specialized
Connotation
Clinical and technical
Usage feel
Technical and specialized

Where it naturally appears

  • Medicine/healthcare
  • Science
  • Technical/specialist writing

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Nearby words

  • vertebral column , a specialist term, precise but narrower
  • spinal column , a specialist term, precise but narrower

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use spine

  • “The title and author were printed on the spine of the book.”noun

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Common Patterns and Combinations

How this word naturally appears with others.

Series / sharp

lumbar spinethoracic spinedorsal spine

Other combinations

cervical spineiliac spinespine injurysuperior spinenasal spine

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Word Family

Related forms, grouped by how they connect.

Word family

Words built from the same root.

  • spinalnounDerived noun · specialist

    Anesthesia of the lower half of the body.

  • spinyadjectiveDerived adjective

    Having spines.

Compound terms

Established multiword terms.

Related words

Connected by subject or meaning, not by word formation.

  • spinal anaestheticnounRelated term

    An anesthetic that is injected into the spine.

  • spinal anestheticnounRelated term

    An anesthetic that is injected into the spine.

  • spinal fusionnounRelated term

    Correction of an unstable part of the spine by joining two or more vertebrae.

  • talinum spinescensnounRelated term

    Low cushion-forming plant with rose to crimson-magenta flowers and leaf midribs that persist as spines when the leaves die.

More about this wordSynonyms, forms, origin

Synonyms

Sense: series of bones situated at the back from the head to the pelvis of a human

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.