Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of medulla is as below...

Neurokeratin :: Neurokeratin (n.) A substance, resembling keratin, present in nerve tissue, as in the sheath of the axis cylinder of medullated nerve fibers. Like keratin it resists the action of most chemical agents, and by decomposition with sulphuric acid yields leucin and tyrosin..

Myeloidin :: Myeloidin (n.) A substance, present in the protoplasm of the retinal epithelium cells, and resembling, if not identical with, the substance (myelin) forming the medullary sheaths of nerve fibers..

Medullin :: Medullin (n.) A variety of lignin or cellulose found in the medulla, or pith, of certain plants. Cf. Lignin, and Cellulose..

Restiform :: Restiform (a.) Formed like a rope; -- applied especially to several ropelike bundles or masses of fibers on the dorsal side of the medulla oblongata.

Oblongata :: Oblongata (n.) The medulla oblongata.

Neurenteric :: Neurenteric (a.) Of or pertaining to both the neuron and the enteron; as, the neurenteric canal, which, in embroys of many vertebrates, connects the medullary tube and the primitive intestine. See Illust. of Ectoderm..

Medullated :: Medullated (a.) Furnished with a medulla or marrow, or with a medullary sheath; as, a medullated nerve fiber..

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

Schwann''s White Substance :: Schwann's white substance () The substance of the medullary sheath.

Postoblongata :: Postoblongata (n.) The posterior part of the medulla oblongata.

Medullar :: Medullar (a.) See Medullary.

Oblongatal :: Oblongatal (a.) Of or pertaining to the medulla oblongata; medullar.

Preoblongata :: Preoblongata (n.) The anterior part of the medulla oblongata.

Myelin :: Myelin (n.) A soft white substance constituting the medullary sheats of nerve fibers, and composed mainly of cholesterin, lecithin, cerebrin, albumin, and some fat..

Medulla :: Medulla (n.) A soft tissue, occupying the center of the stem or branch of a plant; pith..

Pons :: Pons (n.) A bridge; -- applied to several parts which connect others, but especially to the pons Varolii, a prominent band of nervous tissue situated on the ventral side of the medulla oblongata and connected at each side with the hemispheres of the cerebellum; the mesocephalon. See Brain..

Marrow :: Marrow (n.) The tissue which fills the cavities of most bones; the medulla. In the larger cavities it is commonly very fatty, but in the smaller cavities it is much less fatty, and red or reddish in color..

Bulbar :: Bulbar (a.) Of or pertaining to bulb; especially, in medicine, pertaining to the bulb of the spinal cord, or medulla oblongata; as, bulbar paralysis..

Medullary :: Medullary (a.) Pertaining to the medula oblongata.

Notochord :: Notochord (n.) An elastic cartilagelike rod which is developed beneath the medullary groove in the vertebrate embryo, and constitutes the primitive axial skeleton around which the centra of the vertebrae and the posterior part of the base of the skull are developed; the chorda dorsalis. See Illust. of Ectoderm..

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