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1. pertaining to a medulla.
2. myeloid (def. 1).
3. myeloid (def. 2).
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


(med'yul-lăr'ē, med'ū-lār-ē),
Relating to the medulla or marrow.
Synonym(s): medullar
Farlex Partner Medical Dictionary © Farlex 2012


adjective Referring to or resembling the medulla or centre of a tissue, especially the bone marrow.
Medspeak-UK pronounced, meh DULL urry
Medspeak-US pronounced, MED you lerry
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


Relating to the medulla or marrow.
Synonym(s): medullar.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


(me-dul'a, dul') plural.medullae [L. medulla, marrow, pith]
1. Marrow (1).
2. In anatomy, the innermost or central portion of an organ in contrast to the cortex.
3. The caudal segment of the hindbrain. Synonym: medulla oblongata; bulb (2)
4. The medulla ossium. medullary (med'ul-er?e, mej?), adjective
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adrenal medulla

The central tissue of the adrenal gland. It is filled with pheochromocytes, which are derived from the neural crest and resemble postsynaptic sympathetic ganglion cells. In response to stimulation by presynaptic sympathetic axons, the pheochromocytes secrete epinephrine and norepinephrine into the bloodstream. See: illustration
See: adrenal gland

medulla of hair

The central axis of a hair.

medulla of kidneys

See: pyramid, renal

medulla nephrica

See: pyramid, renal

medulla oblongata

Medulla (3).

medulla ossium

Marrow (1).

medulla of ovary

The central portion of the ovary, composed of loose connective tissue, blood vessels, lymphatics, and nerves.

medulla spinalis

The spinal cord.
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