glycosaminoglycan

noun

gly·​cos·​ami·​no·​gly·​can ˌglī-kō-sə-ˌmē-nō-ˈglī-ˌkan  -kō-ˌsa-mə-nō- 

: any of various polysaccharides derived from an amino hexose that are constituents of mucoproteins, glycoproteins, and blood-group substances

called also mucopolysaccharide

Examples of glycosaminoglycan in a Sentence

Recent Examples on the Web

The skin and body benefits of marine collagen Together with elastin, hyaluronic acid, and other glycosaminoglycans, collagen forms the extracellular matrix that gives our skin firmness, tone, and elasticity. —Veronica Cristino, Vogue, 7 May 2025

Glucosamine is an amino acid used to form the molecule glycosaminoglycan, which is a component of cartilage structure. —Elizabeth Barnes, Verywell Health, 31 Mar. 2025

Studies have shown that the molecule, which is also known as a type of complex sugar called glycosaminoglycans, has wound-healing properties and binds water to molecules to hold that moisture in our epidermis. —Audrey Noble, Vogue, 18 Feb. 2024

Glucosamine is known for its ability to stimulate the production of glycosaminoglycans, which are essential components of healthy cartilage. —Amber Smith, Discover Magazine, 7 Aug. 2023

Glucosamine helps stimulate the production of glycosaminoglycans, which are essential components of healthy cartilage. —Amber Smith, Discover Magazine, 25 July 2023

Word History

Etymology

glyc- + hexosamine (amine derived from a hexose) + -o- + glycan

First Known Use

1962, in the meaning defined above

Rhymes for glycosaminoglycan

• glycan
• lichen
• liken
• peptidoglycan
• proteoglycan

Medical Definition

glycosaminoglycan

noun

gly·​cos·​ami·​no·​gly·​can ˌglī-kō-sə-ˌmē-nō-ˈglī-ˌkan  -kō-ˌsam-ə-nō- 

: any of various polysaccharides derived from an amino hexose that are constituents of mucoproteins, glycoproteins, and blood-group substances

called also mucopolysaccharide