spine

noun

1
b
: something resembling a spinal column or constituting a central axis or chief support
c
: the part of a book to which the pages are attached and on the cover of which usually appear the title and author's and publisher's names
2
: a stiff pointed plant process
especially : one that is a modified leaf or leaf part compare prickle sense 1, thorn sense 1a
3
: a sharp rigid process on an animal: such as
a
b
: a stiff unsegmented fin ray of a fish
c
: a pointed prominence on a bone
spined adjective
spinelike adjective

Examples of spine in a Sentence

This X-ray shows her spine. Hedgehogs are covered with spines. They lack the spine to do what needs to be done.
Recent Examples on the Web Nearly 20 years later, McFadden’s family members say they were notified by the Lake County ME’s office that his skull and part of his spine were found at the funeral home, according to the outlets. Samira Asma-Sadeque, Peoplemag, 15 May 2024 In tests on 30 healthy volunteers, the device captured detailed images of the brain, spine, abdomen, heart, lung, and extremities. IEEE Spectrum, 15 May 2024 See all Example Sentences for spine 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'spine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, thorn, spinal column, from Latin spina; perhaps akin to Latin spica ear of grain

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of spine was in the 15th century

Dictionary Entries Near spine

Cite this Entry

“Spine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spine. Accessed 24 May. 2024.

Kids Definition

spine

noun
1
b
: something resembling a backbone
c
: the part of a book to which the pages are attached
2
: a stiff pointed usually sharp projecting part of a plant or animal
protective spines cover the body of a porcupine fish
cactus spines are formed from leaves
Etymology

Middle English spine "thorn, spinal column," from Latin spina (same meaning) — related to porcupine

Medical Definition

spine

noun
1
2
: a pointed prominence or process (as on a bone)

More from Merriam-Webster on spine

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