pith

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pith

(pith),
1. The center of a hair.
2. The spinal cord and medulla oblongata.
3. To pierce the medulla of an animal with a sharp instrument introduced at the base of the skull.
[A.S. pitha]
Farlex Partner Medical Dictionary © Farlex 2012

pith

(pĭth)
n.
a. The soft inner substance of a feather or hair.
b. The spinal cord.
tr.v. pithed, pithing, piths
To sever or destroy the spinal cord of, usually by inserting a needle into the vertebral canal.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pith

(pith)
1. The center of a hair.
2. The spinal cord and medulla oblongata.
3. To pierce the medulla of an animal with a sharp instrument introduced at the base of the skull.
[A.S. pitha]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

pith

or

medulla

the core of a DICOTYLEDON stem, containing PARENCHYMA cells that have a storage function.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005