Etymology

cauda equina

Today it means: A bundle of nerve roots at the base of the spinal column. Full definition →

Latin cauda equina
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The story

  1. Latin · derived fromcauda equina
  2. English todaycauda equina

From Latin cauda equina (literally “horse's tail”), from its appearance like a horsetail.

Etymology from Wiktionary, CC BY-SA 4.0.