polypeptide

noun

poly·​pep·​tide ˌpä-lē-ˈpep-ˌtīd How to pronounce polypeptide (audio)
: a molecular chain of amino acids
polypeptidic adjective

Examples of polypeptide in a Sentence

Recent Examples on the Web Within a fraction of a second of its creation, a polypeptide string bends, buckles and folds precisely into the protein’s final three-dimensional shape. Quanta Magazine, 26 June 2024 This powerful polypeptide helps add hydration to your skin while also working to firm and diminish the appearance of fine lines and wrinkles. Savannah Smith, Rolling Stone, 1 July 2024 Through their online escapades, tweens have come across products like Drunk Elephant’s polypeptide cream and The Ordinary’s squalane serum that contain skin-firming retinol meant for older, wrinkle-fearing adults. Bysasha Rogelberg, Fortune, 29 June 2024 Once its polypeptide chain is assembled, a protein can fold into its structure within a thousandth of a second — a timescale that perplexed the molecular biologist Cyrus Levinthal. Quanta Magazine, 26 June 2024 See all Example Sentences for polypeptide 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'polypeptide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of polypeptide was in 1903

Dictionary Entries Near polypeptide

Cite this Entry

“Polypeptide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polypeptide. Accessed 31 Oct. 2024.

Medical Definition

polypeptide

noun
poly·​pep·​tide ˌpäl-i-ˈpep-ˌtīd How to pronounce polypeptide (audio)
: a molecular chain of amino acids
polypeptidic adjective

More from Merriam-Webster on polypeptide

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