lemniscus

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

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

noun plural -nisci (-ˈnɪsaɪ, -ˈnɪskiː)

1. anatomy a technical name for fillet (def. 9)

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). n. pl. lem•nis•ci (-nĭs′ī′, -nĭs′kī′, -nĭs′kē)

1. A bundle of nerve fibers ascending from sensory nuclei in the spinal cord and the rhombencephalon to the thalamus.