Sort: Oldest first
 
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.
 
1899 - The american dictionary of the english language.
By Daniel Lyons
 
1920 - A dictionary of scientific terms.
By Henderson, I. F.; Henderson, W. D.
 
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland
 
1790 - A Complete Dictionary of the English Language
By Thomas Sheridan