neurilemma

American  

[noor-uh-lem-uh, nyoor-] / ˌnʊər əˈlɛm ə, ˌnyʊər- /

noun

Anatomy.

1. the delicate outermost membrane of the myelin sheath of a myelinated nerve cell.

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neurilemma British  

/ ˌnjʊərɪˈlɛmə /

noun

1. a variant of neurolemma

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Other Word Forms

• neurilemmal adjective
• neurilemmatic adjective
• neurilemmatous adjective

Etymology

Origin of neurilemma

1815–25; alteration of French névrilème (< Greek neur- neur- + eílēma covering), by association with lemma ²

Example Sentences

The deeply stained oblong nuclei indicate the nerve corpuscles within the neurilemma.

From A Practical Physiology by Blaisdell, Albert F.

Surrounding the axis cylinder is a thick, whitish-looking layer, known as the medullary sheath, and around this is a thin covering, called the primitive sheath, or neurilemma.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.

The whole is enclosed in a thin, delicate sheath, known as neurilemma.

From A Practical Physiology by Blaisdell, Albert F.

Around this bundle of neurones, that is around the nerve, is still another wrapping, silvery-white, called the neurilemma.

From The Mind and Its Education by Betts, George Herbert

The chronic cell-infiltration affects the fibrous structure of the outer sheath, the neurilemma, and the septa between the nerve-bundles, producing fatty metamorphosis and atrophy of the nerve-bundles.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various