Rachis
Pronunciation : Ra"chis, n.; pl. E. Rachises
Part of Speech : L.
Etymology : [NL., fr. Gr. [Written also rhachis.]
Definition : 1. (Anat.)
Defn: The spine; the vertebral column.
2. (Bot. & Zo?l.)
Defn: Same as Rhachis.
Rachides.
Source : Webster's Unabridged Dictionary, 1913