• synonyms

spinous process

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

First recorded in 1725–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

spinous process in Medicine

spinous process

  1. sphenoidal spine
  2. The dorsal projection from the center of a vertebral arch.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.