peptide

[pep-tahyd]

noun

Biochemistry.

1. a compound containing two or more amino acids in which the carboxyl group of one acid is linked to the amino group of the other.

peptide

/ ˈpɛptaɪd /

noun

1. any of a group of compounds consisting of two or more amino acids linked by chemical bonding between their respective carboxyl and amino groups See also peptide bond polypeptide

peptide

1. A chemical compound that is composed of a chain of two or more amino acids and is usually smaller than a protein. The amino acids can be alike or different. Many hormones and antibiotics are peptides.

Word History and Origins

Origin of peptide¹

1905–10; pept(ic) + -ide ( def. )

Example Sentences

These plaques form when amyloid peptide fragments accumulate between neurons, triggering inflammation and interfering with communication between brain cells.

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Laboratory tests showed that the peptide's impact on breast cancer cells was comparable to paclitaxel, a commonly prescribed chemotherapy treatment.

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Zihipp had been spun out of research into naturally occurring substances called peptides at Imperial College London that furnished discoveries into how to induce weight loss.

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On offer: sauna and cold plunge, but also peptide treatments and hyperbaric oxygen chambers.

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CSBio, a contract manufacturer of custom peptides for biotechs and pharmaceutical companies, is planning to set up a manufacturing operation in Montana and open treatment clinics.

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