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[pep-tahyd] /ˈpɛp taɪd/
noun, Biochemistry
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.
1905-10; pept(ic) + -ide Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for pep-tide


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
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Word Origin and History for pep-tide



1906, from German peptid; see peptone + -ide, probably indicating a derivative.

Online Etymology Dictionary, © 2010 Douglas Harper
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pep-tide in Medicine

peptide pep·tide (pěp'tīd')
Any of various natural or synthetic compounds containing two or more amino acids linked by the carboxyl group of one amino acid and the amino group of another.

pep·tid'ic (-tĭd'ĭk) adj.
pep·tid'i·cal·ly adv.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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pep-tide in Science
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 © 2002. Published by Houghton Mifflin. All rights reserved.
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