- Glycoproteins which have a very high polysaccharide content.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
- 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.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
See also Understanding Medical Terminology.