lordosis Meaning, Definition & Usage

  1. noun an abnormal inward (forward) curvature of the vertebral column
    hollow-back.

WordNet

Lor*do"sis noun
Etymology
NL., fr. Gr. , fr. bent so as to be convex in front.
Definitions
  1. (Med.) (a) A curvature of the spine forwards, usually in the lumbar region. (b) Any abnormal curvature of the bones.

Webster 1913