peptide

[ pep-tahyd ]

nounBiochemistry.
  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.

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Origin of peptide

1
1905–10; pept(ic) + -ide

Words Nearby peptide

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use peptide in a sentence

  • He has devoted his life to replicating that peptide and when he puts it back in the patient, their cancer goes away.

    My War on Cancer | Suzanne Somers | November 8, 2009 | THE DAILY BEAST

British Dictionary definitions for peptide

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for peptide

peptide

[ pĕptīd′ ]


  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.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.