medullated

American  

[med-l-ey-tid, mej-uh-ley-, muh-duhl-ey-tid] / ˈmɛd lˌeɪ tɪd, ˈmɛdʒ əˌleɪ-, məˈdʌl eɪ tɪd /

adjective

Anatomy.

1. myelinated.

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medullated British  

/ mɪˈdʌl-, ˈmɛdəˌleɪtɪd /

adjective

1. anatomy encased in a myelin sheath

2. having a medulla

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Other Word Forms

• nonmedullated adjective

Etymology

Origin of medullated

First recorded in 1865–70; medull(a) + -ate ¹ + -ed ²

Example Sentences

In the medulla, the unmedullated neurones which comprise the center of the cord are passing to the outside, and the medullated to the inside, thus taking the positions they occupy in the cerebrum.

From The Mind and Its Education by Betts, George Herbert

These sensations are carried by medullated nerve fibres, and are slow to return after injury to the nerves.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

This medullated sheath is interrupted at the nodes of Ranvier, and in each internode is a nucleus lying between the myelin and the neurolemma.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis

The medullated nerve-fibres of the white matter when traced into the cortex are seen to enter in bundles set vertically to the surface.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various

Between the neurolemma and the axis cylinder is the medullated sheath, composed of a fatty substance known as myelin.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis