rachis

rachis definition - medical

ra·chis (rāˈkĭs)

noun pl. ra·chis·es or rach·i·des (răkˈĭ-dēzˌ, rāˈkĭ-)
See spinal column.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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