dipeptide

noun

di·​pep·​tide (ˌ)dī-ˈpep-ˌtīd How to pronounce dipeptide (audio)
: a peptide that yields two molecules of amino acid on hydrolysis

Examples of dipeptide in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Carnosine is a dipeptide that regulates the pH of muscles, helping to limit muscle fatigue and improve exercise performance.2 Research on beta-alanine's effects on muscle growth and exercise performance offers inconsistent results. Mary Choy, Health, 21 Oct. 2024 The first of the two peptides—dipeptide diaminobutyroyl—mimics the effects of Walgerin 1, the peptide responsible for viper venom’s toxicity (yikes!), says Dr. Ibrahim. Loren Savini, Allure, 9 Sep. 2024 Sales realization of its potential dipeptide and tripeptide manufacturing business may begin only from 2H FY 2025 or early FY 2026, the analysts add. WSJ, 7 Nov. 2023 It’s infused with Tom Ford Research signature power ingredients, including white porcelain cacao, caffeine and gyokuro to increase skin’s natural energy; acetyl lipo-dipeptide to soothe; and lactic acid to refine and give a glow. Celia Shatzman, Forbes, 29 May 2021 Carnosine is a dipeptide produced by beta-alanine that inhibits the formation of lactic acid in your muscles during exercise. Amber Smith, Discover Magazine, 17 Oct. 2022 Carnosine, on the other hand, serves as an antioxidant in the body by coupling with the amino acid histidine to form a dipeptide known as carnosine. Amber Smith, Discover Magazine, 17 Oct. 2022 The taste derived from L-aspartyl-L-phenylalnine methyl ester, a dipeptide of amino acids that is 200 times sweeter than sucrose or table sugar. Scott Lafee, San Diego Union-Tribune, 19 Apr. 2022 The simplest peptides, just two amino acids, are called dipeptides, while three amino acids are tripeptides, and so on. David Grossman, Popular Mechanics, 2 Aug. 2019

Word History

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of dipeptide was in 1903

Dictionary Entries Near dipeptide

Cite this Entry

“Dipeptide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dipeptide. Accessed 5 Nov. 2024.

Medical Definition

dipeptide

noun
di·​pep·​tide (ˈ)dī-ˈpep-ˌtīd How to pronounce dipeptide (audio)
: a peptide that yields two molecules of amino acid on hydrolysis
Last Updated: - Updated example sentences
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