proteoglycan

noun pro·teo·gly·can \ ˌprō-tē-ə-ˈglī-ˌkan \

Definition of proteoglycan

: any of a class of glycoproteins of high molecular weight that are found especially in the extracellular matrix of connective tissue

Origin and Etymology of proteoglycan

International Scientific Vocabulary

NEW! Time Traveler

First Known Use: 1967

in the meaning defined above

See Words from the same year

Medical Dictionary

proteoglycan

noun pro·teo·gly·can \ ˌprōt-ē-ə-ˈglī-ˌkan \

medical Definition of proteoglycan

: any of a class of glycoproteins of high molecular weight that are found in the extracellular matrix of connective tissue, are made up mostly of carbohydrate consisting of various polysaccharide side chains linked to a protein, and resemble polysaccharides rather than proteins in their properties