Definition of peptidoglycan
: a polymer that is composed of polysaccharide and peptide chains and is found especially in bacterial cell walls —called also mucopeptide, murein
First Known Use of peptidoglycan
Learn More about peptidoglycan
Britannica.com: Encyclopedia article about peptidoglycan
Seen and Heard
What made you want to look up peptidoglycan? Please tell us where you read or heard it (including the quote, if possible).