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spinous process

American  

noun

Anatomy, Zoology.
  1. a spinelike process of a bone, especially the dorsal projection from the center of the arch of a vertebra.


Etymology

Origin of spinous process

First recorded in 1725–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Figure 7.26 Thoracic Vertebrae A typical thoracic vertebra is distinguished by the spinous process, which is long and projects downward to overlap the next inferior vertebra.

From Textbooks • Jun. 19, 2013

The C1 vertebra does not have a body or spinous process.

From Textbooks • Jun. 19, 2013

Arising from the vertebral arch are the laterally projecting transverse processes and the posteriorly oriented spinous process.

From Textbooks • Jun. 19, 2013

They have short transverse processes and a short, blunt spinous process that projects posteriorly.

From Textbooks • Jun. 19, 2013

Sp = spinous process, T = transverse process, R = rib, &c.

From Assimilative Memory or, How to Attend and Never Forget by Loisette, A. (Alphonse)

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