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- WordNet (r) 3.0 (2006)
- The Collaborative International Dictionary of English v.0.48
- V.E.R.A. - Virtual Entity of Relevant Acronyms (June 2006)
- The Elements (07 Nov 00)
- Moby Thesaurus II by Grady Ward, 1.0
- Hitchcock's Bible Names Dictionary
- Easton's 1897 Bible Dictionary
- Gazetteer 2000 (Counties & Places)