n. An excessive curvature of the spine, causing a hollow in the back.
the GNU version of the Collaborative International Dictionary of English
n. A curvature of the spine forwards, usually in the lumbar region.
n. Any abnormal curvature of the bones.
The Century Dictionary and Cyclopedia
n. In pathology
n. Abnormal curvature of the spinal column, with the convexity toward the front, in distinction from kyphosis, in which the convexity is toward the back, and from scoliosis, or lateral curvature.
n. Any abnormal curvature of the bones.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an abnormal inward (forward) curvature of the vertebral column
Word Usage
"Once female pigs catch a whiff of androstenone they immediately assume a posture called lordosis, replete with a curved back and wiggly haunches."