proteoglycan

noun

pro·​teo·​gly·​can ˌprō-tē-ə-ˈglī-ˌkan How to pronounce proteoglycan (audio)
: any of a class of glycoproteins of high molecular weight that are found especially in the extracellular matrix of connective tissue

Examples of proteoglycan in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Viruses typically concentrate at heparan sulfate or sulfated proteoglycans (S-PG) prior to gaining cell entry. Kansas City Star, 24 June 2024

Word History

Etymology

proteo- + glycan

First Known Use

1967, in the meaning defined above

Time Traveler
The first known use of proteoglycan was in 1967

Dictionary Entries Near proteoglycan

Cite this Entry

“Proteoglycan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/proteoglycan. Accessed 22 Nov. 2024.

Medical Definition

proteoglycan

noun
pro·​teo·​gly·​can ˌprōt-ē-ə-ˈglī-ˌkan How to pronounce proteoglycan (audio)
: 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!