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2006 - WordNet 3.0
By Princeton University
 
2010 - New Age Dictionary Database
By Oddity Software
 
1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson
 
1919 - The concise Oxford dictionary of current English
By Sir Augustus Henry
 
1895 - Glossary of terms and phrases
By Henry Percy Smith

Word of the day

Tetrabromsulphthalein

  • A phenolphthalein that is used as diagnostic aid in heptatic function determination.
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