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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd
 
2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.
 
1919 - The concise Oxford dictionary of current English
By Sir Augustus Henry

Word of the day

HLA A2 Antigen

  • Human histocompatibility (HLA) surface encoded by locus on chromosome 6. The HLA-A2 antigen is associated with recognition of INFLUENZA A VIRUS.
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