1. the primary linkage of all protein structures; the chemical bond between the carboxyl groups and amino groups that unites a peptide; [syn: peptide bond, peptide linkage]
WordNet (r) 3.0 (2006):
peptide bond
n 1: the primary linkage of all protein structures; the chemical
bond between the carboxyl groups and amino groups that
unites a peptide [syn: peptide bond, peptide linkage]