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]

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.

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]

pith

or

medulla

the core of a DICOTYLEDON stem, containing PARENCHYMA cells that have a storage function.

pith

soft, spongy, plant tissue.
References in periodicals archive ?
These explain our observation that leaf blade, ear husk and stem pith of corn stover had relatively lower ADF and ADL contents with higher ruminal disappearance rate and effective degradability than other fractions, consistent with previous findings by Hunt et al.
Evaluation of the ruminal degradation rate and effective degradability of major nutrient contents of corn stover fractions indicates that leaf blade, ear husk, and stem pith have higher nutrient levels than other fractions of corn stover, thus may have greater nutritive value.
Chemical composition of whole corn stover and different morphological fractions (%, air-dry basis) Nutrient Tassel Leaf blade Leaf sheath Stem rind Stem pith DM 92.