-iskəs noun
( plural lemnis·ci -iˌsī, -iˌskē)
Etymology: New Latin, from Latin, ribbon
1. : a form ÷ of the obelus
2. : a band of fibers ; specifically : a band of nerve fibers of the second neurons in the sensory path terminating in the thalamus — called also fillet, laqueus ; compare lateral lemniscus , medial lemniscus
3. : either of two club-shaped organs hanging into the body cavity from the base of the proboscis in the Acanthocephala