myeline
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my·e·lin
(mī′ə-lĭn) also my·e·line (-lĭn, -lēn′)n.
A white fatty material, composed chiefly of lipids and lipoproteins, that encloses certain axons and nerve fibers. Also called medulla.
my′e·lin′ic adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Noun | 1. | myeline - a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers medullary sheath, myelin sheath - a layer of myelin encasing (and insulating) the axons of medullated nerve fibers fat - a soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides); "pizza has too much fat" |
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