Definition: A ligament is a band of tough, fibrous tissue that connects two bones, forming a joint. One of the most well-known ligaments is the Anterior cruciate ligament (or the ACL) which is one of the four major ligaments of the knee.
Ligament
By Paige Waehner, About.com Guide
Updated March 24, 2006
About.com Health's Disease and Condition content is reviewed by our Medical Review Board
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