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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.
 
1919 - The Winston Simplified Dictionary
By William Dodge Lewis, Edgar Arthur Singer

Word of the day

myoglobulin

  • A globulin of muscle. [Greek] A globulin of muscle(phys.). A globulin found in the serum of muscle-plasma.
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