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my·e·lin(mī′ə-lĭn) also my·e·line (-lĭn, -lēn′)
A white fatty material, composed chiefly of lipids and lipoproteins, that encloses certain axons and nerve fibers. Also called medulla.
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.
(Anatomy) a white tissue forming an insulating sheath (myelin sheath) around certain nerve fibres. Damage to the myelin sheath causes neurological disease, as in multiple sclerosis
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
my•e•lin(ˈmaɪ ə lɪn)
a soft, white, fatty material in the membrane of Schwann cells and certain neuroglial cells of the nervous system: the substance of the myelin sheath.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A whitish, fatty substance that forms a sheath around many nerve fibers. Myelin insulates the nerves and permits nerve impulses to travel more rapidly. The white matter of the brain is composed of nerve fibers covered in myelin.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The fatty white substance forming an insulating sheath around many nerve fibers.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||myelin - 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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
n. mielina, sustancia de tipo grasoso que cubre las fibras nerviosas.
English-Spanish Medical Dictionary © Farlex 2012
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.