smock. 1  a loose, lightweight overgarment worn to protect the clothing while working. 2  to clothe in a smock. 3  to draw (a fabric) by needlework into a honeycomb pattern with diamond-shaped recesses.
The term lordosis refers to the normal inward lordotic curvature of the lumbar and cervical regions of the spine. Excessive curvature of the lower back is known as lumbar hyperlordosis, commonly called hollow back or saddle back (after a similar condition that affects some horses).
A condition which is characterized by an exaggerated inward curve of the lower back, is known as lordosis. This article helps you understand what causes this condition. Also known by other names such as 'swayback' or 'saddle back', lordosis is defined as an increases curvature of the normally curved lumbar spine.