lemniscus

[ lem-nis-kuh s ]
/ lɛmˈnɪs kəs /

noun, plural lem·nis·ci [lem-nis-ahy, -nis-kee] /lɛmˈnɪs aɪ, -ˈnɪs ki/. Anatomy.

a band of fibers, especially of white nerve fibers in the brain.

Origin of lemniscus

1840–50; < New Latin, special use of Latin lēmniscus pendent ribbon < Greek lēmnískos ribbon
Also called fillet, laqueus.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for lemniscus

lemniscus

/ (lɛmˈnɪskəs) /

noun plural -nisci (-ˈnɪsaɪ, -ˈnɪskiː)

anatomy a technical name for fillet (def. 9)

Word Origin for lemniscus

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

Medicine definitions for lemniscus

lemniscus

[ lĕm-nĭskəs ]

n. pl. lem•nis•ci (-nĭsī′, -nĭskī′, -nĭs)

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.