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spine

play
noun \ˈspīn\

Simple Definition of spine

  • : the row of connected bones down the middle of the back

  • : a sharp, pointed part on an animal or plant

  • : courage or strength of character

Full Definition of spine

  1. 1a :  spinal columnb :  something resembling a spinal column or constituting a central axis or chief supportc :  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. 2 :  a stiff pointed plant process; especially :  one that is a modified leaf or leaf part

  3. 3 :  a sharp rigid process on an animal: asa :  spiculeb :  a stiff unsegmented fin ray of a fishc :  a pointed prominence on a bone

spined play \ˈspīnd\ adjective
spine·like play \-ˌlīk\ adjective

Examples of spine

  1. This X-ray shows her spine.

  2. Hedgehogs are covered with spines.

  3. They lack the spine to do what needs to be done.



Origin of spine

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


First Known Use: 15th century


Medical Dictionary

spine

play
noun \ˈspīn\

Medical Definition of spine

  1. 1:  spinal column

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






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