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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.
 
1874 - Etymological and pronouncing dictionary of the English language
By Stormonth, James, Phelp, P. H.
 
1919 - The Winston Simplified Dictionary
By William Dodge Lewis, Edgar Arthur Singer
 
1899 - The american dictionary of the english language.
By Daniel Lyons
 
1894 - The Clarendon dictionary
By William Hand Browne, Samuel Stehman Haldeman
 
1919 - The Concise Standard Dictionary of the English Language
By James Champlin Fernald
 
1914 - Nuttall's Standard dictionary of the English language
By Nuttall, P.Austin.

Word of the day

Downs Syndrome

  • A chromosome disorder associated either with an extra 21 or effective trisomy for 21. Clinical manifestations include hypotonia, short stature, brachycephaly, upslanting palpebral fissures, epicanthus, Brushfield spots on the iris, protruding tongue, small ears, short, broad hands, fifth finger clinodactyly, Simian crease, and moderate to severe MENTAL RETARDATION. Cardiac gastrointestinal malformations, marked increase in incidence of LEUKEMIA, early onset ALZHEIMER DISEASE are also this condition. Pathologic features development NEUROFIBRILLARY TANGLES neurons deposition AMYLOID BETA-PROTEIN, similar pathology DISEASE. (Menkes, Textbook Child Neurology, 5th ed, p213)
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