Definition of Lumbar vertebrae

Lumbar vertebrae: The five vertebrae situated between the thoracic vertebrae and the sacral vertebrae in the spinal column. The lumbar vertebrae are represented by the symbols L1 through L5.

Last Editorial Review: 3/19/2012

Low Back Pain Pictures Slideshow: Symptoms, Causes, Treatment and Relief
Search MedTerms:

Back to MedTerms online medical dictionary A-Z List
Pill Identifier Tool

Need help identifying pills and medications?
Use the pill finder tool on RxList.