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2006 - WordNet 3.0
By Princeton University
 
2010 - New Age Dictionary Database
By Oddity Software
 
1920 - A practical medical dictionary.
By Stedman, Thomas Lathrop
 
1898 - Warner's pocket medical dictionary of today.
By William R. Warner
 
1899 - The american dictionary of the english language.
By Daniel Lyons
 
1874 - Etymological and pronouncing dictionary of the English language
By Stormonth, James, Phelp, P. H.
 
1920 - A dictionary of scientific terms.
By Henderson, I. F.; Henderson, W. D.
 
1846 - Medical lexicon: a dictionary of medical science
By Robley Dunglison

Word of the day

Tetraneumona

  • A division of Arachnida including those spiders which have four lungs, or pulmonary sacs. It includes the bird spiders (Mygale) and trapdoor spiders. See Mygale.
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