[ kŏn-drō′ĭ-tĭn ]
One of several classes of sulfated glycosaminoglycans that are a major constituent of various connective tissues, especially blood vessels, bone, and cartilage. Chondroitin sulfate is used as an over-the-counter dietary supplement by some people with symptoms of arthritis.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.