peptidoglycan

noun
pep·​ti·​do·​gly·​can | \ ˌpep-tə-dō-ˈglī-ˌkan How to pronounce peptidoglycan (audio) \

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

Examples of peptidoglycan in a Sentence

Recent Examples on the Web That thick layer of peptidoglycan helps hold in a purple dye called crystal violet. Beth Mole, Ars Technica, 16 Aug. 2019 By contrast, cells with more complex cell walls consisting of a relatively thin layer of peptidoglycan plus an outer membrane don’t hold in crystal violet as well. Beth Mole, Ars Technica, 16 Aug. 2019 The authors think that the peptidoglycan remains in synovial fluid after the pathogen is gone. Linda Carroll, NBC News, 18 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'peptidoglycan.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of peptidoglycan

1966, in the meaning defined above

Keep scrolling for more

Learn More About peptidoglycan

Time Traveler for peptidoglycan

Time Traveler

The first known use of peptidoglycan was in 1966

See more words from the same year

Dictionary Entries Near peptidoglycan

peptide linkage

peptidoglycan

peptizable

See More Nearby Entries 

Statistics for peptidoglycan

Cite this Entry

“Peptidoglycan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/peptidoglycan. Accessed 25 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for peptidoglycan

peptidoglycan

noun
pep·​ti·​do·​gly·​can | \ ˌpep-təd-ō-ˈglī-ˌkan How to pronounce peptidoglycan (audio) \

Medical 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

More from Merriam-Webster on peptidoglycan

Britannica.com: Encyclopedia article about peptidoglycan

WORD OF THE DAY

Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

TAKE THE QUIZ
Love words? Need even more definitions?

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