Definition of Peptide:
A compound of two or more amino acids where the alpha carboxyl group of one is bound to the alpha amino group of another. Peptides are smaller than proteins and the dividing line is around 50 amino acids.

Any compound consisting of two or more amino acids, the building blocks of proteins. Peptides are combined to make proteins.
Peptide is part of the Amino Acid Peptide or Protein group
Related Terms
Phosphorylated Peptide