koilorachic

adjective
koi·​lo·​rach·​ic
variants: or koilorrhachic \ ¦kȯilō¦rakik , -​lə¦-​ \

Definition of koilorachic

: having the lumbar region of the spinal column concave ventrally

History and Etymology for koilorachic

koilo- (from Greek koilos hollow) + rach-, rrhach- (from Greek rhachis spine) + -ic

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