hyaluronic acid

[hahy-uh-loo-ron-ik, hahy-]

noun Biochemistry.

a mucopolysaccharide serving as a viscous medium in the tissues of the body and as a lubricant in joints.

Origin of hyaluronic acid

1930–35; hyal(oid) (in reference to the vitreous humor, from which it was first isolated) + uronic acid
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British Dictionary definitions for hyaluronic acid

hyaluronic acid


a viscous polysaccharide with important lubricating properties, present, for example, in the synovial fluid in joints
Derived Formshyaluronic, adjective

Word Origin for hyaluronic acid

C20: hyalo- + Greek ouron urine + -ic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for hyaluronic acid

hyaluronic acid



A mucopolysaccharide that is found in spaces around tissue, the synovial fluid of joints, and the vitreous humor of the eyes and acts as a binding, lubricating, and protective agent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.