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lemniscus

[lem-nis-kuh s] /lɛmˈnɪs kəs/
noun, plural lemnisci
[lem-nis-ahy, -nis-kee] /lɛmˈnɪs aɪ, -ˈnɪs ki/ (Show IPA).
Anatomy
1.
a band of fibers, especially of white nerve fibers in the brain.
Also called fillet, laqueus.
Origin
1840-1850
1840-50; < New Latin, special use of Latin lēmniscus pendent ribbon < Greek lēmnískos ribbon
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for lemniscus

lemniscus

/lɛmˈnɪskəs/
noun (pl) -nisci (-ˈnɪsaɪ; -ˈnɪskiː)
1.
(anatomy) a technical name for fillet (sense 9)
Word Origin
C19: New Latin, from Latin, from Greek lēmniskos ribbon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for lemniscus
n.

1811, from Late Latin lemniscus "a pendent ribbon." from Greek lemniskos "woolen ribbon," perhaps originally or literally "of Lemnos," island in the Aegean. Related: Lemniscate (1781).

Online Etymology Dictionary, © 2010 Douglas Harper
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lemniscus in Medicine

lemniscus lem·nis·cus (lěm-nĭs'kəs)
n. pl. lem·nis·ci (-nĭs'ī', -nĭs'kī', -nĭs'kē)
A bundle of nerve fibers ascending from sensory nuclei in the spinal cord and the rhombencephalon to the thalamus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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