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OECD Glossary of Statistical Terms - http://stats.oecd.org/glossary/index.htm
Comprehensive source of definitions relating statistical concepts, variables and acronyms. |
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Dictionary of Algorithms and Data Structures - http://www.nist.gov/dads/
Definitions of terms related to algorithms, algorithmic techniques, data structures and archetypal problems. |
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Wolfram MathWorld Alphabetical Listing - http://mathworld.wolfram.com/letters/
Definitions of the entries covering all relevant fields of mathematics. |
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The Internet Glossary of Statistical Terms - http://www.animatedsoftware.com/statglos/statglos.htm
Glossary of terms organized according to learning order for those unfamiliar with the subject, and also an alphabetical list for already familiar with statistical procedure. |
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Mathematics Thesaurus - http://thesaurus.maths.org/mmkb/view.html?resource=index&msglang=en
Brief explanations of mathematical terms and ideas in English, Danish, Finnish, Hungarian, Lithuanian, Polish, and Slovak. |