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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 Concise Standard Dictionary of the English Language
By James Champlin Fernald

Word of the day

Collagen Induced Arthritis

  • ARTHRITIS that is induced in experimental animals. Immunological and infectious agents can be used to develop models. These methods include injections of stimulators the immune response, such as an adjuvant (ADJUVANTS, IMMUNOLOGIC) or COLLAGEN.
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