Definition of polypeptide
: a molecular chain of amino acids
polypeptidicplay \-(ˌ)pep-ˈti-dik\ adjective
Recent Examples of polypeptide from the Web
These include parvalbumin (PV), somatostatin (SOM), and vasoactive intestinal polypeptide (VIP)-expressing interneurons.
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Origin and Etymology of polypeptide
International Scientific Vocabulary
First Known Use: 1903See Words from the same year
Learn More about polypeptide
Britannica.com: Encyclopedia article about polypeptide
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