peptide

noun
pep·tide | \ˈpep-ˌtīd \

Definition of peptide 

: any of various amides that are derived from two or more amino acids by combination of the amino group of one acid with the carboxyl group of another and are usually obtained by partial hydrolysis of proteins

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Other Words from peptide

peptidic \pep-ˈti-dik \ adjective

Examples of peptide in a Sentence

Recent Examples on the Web

The implications of this work to medicine could be huge, if the findings can be translated into pills that safely and effectively administer insulin and other peptide drugs to humans. Fiza Pirani, ajc, "These insulin pills could replace daily injections for diabetics, study says," 28 June 2018 In a paper published online on June 21st, also in Neuron, Moir and colleagues reported that amyloid beta peptides bind to and entrap HSV-1 and HHV-6, thereby helping to protect against infection. Melinda Wenner Moyer, Scientific American, "Harder Evidence Builds that Viruses Play a Role in Alzheimer’s," 21 June 2018 Saturday Skin’s essence mist is a concentrated blend of hyaluronic acid, kiwi and grape extracts, and rejuvenating peptides that all work together to hydrate skin and leave skin with a dewy finish. Shannon Barbour, The Cut, "10 Products to Shop During Sephora’s Annual Sale," 16 Apr. 2018 This peptide, according to the American Academy of Neurology, is responsible for transmitting those migraine pain signals and inducing pain. Fiza Pirani, ajc, "FDA approves new drug to stop chronic migraines without side effects," 21 May 2018 In them, the tester's skin appears glow-y, firm, and smooth, thanks to a cocktail of powerhouse peptides and nourishing ingredients like mushroom extract, niacinamide, hyaluronic acid, and avocado extract. Kaleigh Fasanella, Allure, "Peach & Lily's New Glow Sheet Mask Set Sold Out Minutes After Launching," 20 June 2018 Look for retinol, every dermatologist’s favorite fixer, as well as peptides to rev up your skin’s collagen engine. Alexandra Tunell, Harper's BAZAAR, "How to Minimize Your Pores," 20 July 2017 The answer isn't to rush off and embrace a new ingredient (peptides, anyone?). Brooke Le Poer Trench, Allure, "11 Retinol Myths That Derms Want You to Stop Believing," 13 June 2018 Fast-absorbing and lightweight, the invisible gel brightens with rice and soy peptides while cooling cucumber soothes and helps alleviate puffiness. Necee Regis, BostonGlobe.com, "Here, there, and everywhere," 29 May 2018

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

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First Known Use of peptide

1906, in the meaning defined above

History and Etymology for peptide

International Scientific Vocabulary, from peptone

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Statistics for peptide

Last Updated

20 Sep 2018

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Time Traveler for peptide

The first known use of peptide was in 1906

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More Definitions for peptide

peptide

noun
pep·tide | \ˈpep-ˌtīd \

Medical Definition of peptide 

: any of various amides that are derived from two or more amino acids by combination of the amino group of one acid with the carboxyl group of another and are usually obtained by partial hydrolysis of proteins

Other Words from peptide

peptidic \pep-ˈtid-ik \ adjective

More from Merriam-Webster on peptide

Britannica.com: Encyclopedia article about peptide

Comments on peptide

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