CAUDA EQUINA Meaning of CAUDA EQUINA in English [ ˌkɔ:də ɪk'wʌɪnə ]■ noun Anatomy & Zoology the bundle of nerves descending from the lower end of the spinal cord.OriginL., lit. 'horse's tail'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004