peptide bond

noun

: the chemical bond between carbon and nitrogen in a peptide linkage

Examples of peptide bond in a Sentence

Recent Examples on the Web

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

For some reason, the peptide bonds (essentially the chemical glue that holds the strands together) that connect amino acids in collagen don’t break down when wet. —

Paul Smaglik, Discover Magazine, 5 Sep. 2024

Word History

First Known Use

1932, in the meaning defined above

Time Traveler

The first known use of peptide bond was in 1932

See more words from the same year

Cite this Entry

Style

“Peptide bond.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/peptide%20bond. Accessed 7 Feb. 2025.

Copy Citation

Medical Definition

peptide bond

noun

: the chemical bond between carbon and nitrogen in a peptide linkage

Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.

Can you solve 4 words at once?

Can you solve 4 words at once?

Word of the Day

malapropism

Listen to the pronunciation of malapropism

See Definitions and Examples »

Get Word of the Day daily email!