Definition of peptidoglycan in English:

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Pronunciation: /ˌpeptədōˈɡlīkən/


A substance forming the cell walls of many bacteria, consisting of glycosaminoglycan chains interlinked with short peptides.
Example sentences
  • For instance, the cell walls of all bacteria contain the chemical peptidoglycan.
  • This coincidence suggests that the D-amino acids originated in peptidoglycan of bacterial cell walls.
  • The cell wall, which is relatively porous, consists of many polymer layers of peptidoglycan connected by amino acid bridges.

For editors and proofreaders

Syllabification: pep·ti·do·gly·can

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