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The essence; the best part. It takes from our achievements . . . The pith and marrow of our attribute. Shak.

A bone containing marrow; pl. ludicrously, knee bones or knees; as, to get down on one's marrowbones, i. e., to kneel.

A rich but late variety of pea.

Of the nature of, or like, marrow.

Destitute of marrow.

Full of marrow; pithy.

A collection of fibers connecting parts of the brain or spinal marrow; a chiasma.

n and partly on small animals, which it kills. It has the habit of carrying tortoises and marrow bones to a great height, and dropping them on stones to obtain the contents, and is therefore called bonebreaker and ossifrage. It is supposed to be the ossifrage of the Bible. Called also bearded vulture and bearded eagle.…

A colorless corpuscle, as one of the white blood corpuscles, or those found in lymph, marrow of hone, connective tissue, etc.

Marrow. [Obs.] Chaucer.

Marrow; pith; hence, essence. [Obs.] Milton.

Pertaining to, consisting of, or resembling, marrow or medulla.

Furnished with a medulla or marrow, or with a medullary sheath; as, a medullated nerve fiber.

Inflammation of the spinal marrow or its membranes.

Derived from, or pertaining to, the bone marrow.

Resembling marrow in appearance or consistency; as, a myeloid tumor.

One of the huge multinucleated cells found in the marrow of bone and occasionally in other parts; a giant cell. See Osteoclast.

Not medullated; (Anat.) without a medulla or marrow, or without a medullary sheath; as, a nonmedullated nerve fiber.

A giant; anything large; a kind of pea called also marrowfat. [Obs.]

rminating in a threadlike appendage called the filum terminale; the spinal, or vertebral, marrow; the myelon. The nervous tissue consists of nerve fibers and nerve cells, the latter being confined to the so-called gray matter of the central portions of the cord, while the peripheral white matter is composed of nerve fi…