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2006 - WordNet 3.0
By Princeton University
 
1920 - A practical medical dictionary.
By Stedman, Thomas Lathrop
 
1871 - The Cabinet Dictionary of the English Language
 
1790 - A Complete Dictionary of the English Language
By Thomas Sheridan

Word of the day

beta Aspartic Acid

  • An residue in chains that linked at beta-group instead normal, alpha-carboxyl group, polypeptide linkage. It is a result of the spontaneous decomposition aspartic acid or ASPARAGINE residues.
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