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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd
 
1919 - The Concise Standard Dictionary of the English Language
By James Champlin Fernald
 
  • One who entertains scruples.
1790 - A Complete Dictionary of the English Language
By Thomas Sheridan

Word of the day

Procollagen Proline Dioxygenase

  • mixed-function oxygenase that catalyzes hydroxylation prolyl-glycyl-containing-peptide, usually in protocollagen, hydroxyprolylglycyl-peptide. The enzyme utilizes molecular oxygen with a concomitant oxidative decarboxylation of 2-oxoglutarate to succinate. EC 1.14.11.2.
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