Multilingual glossary with hundreds of math terms defined in Arabic, Bengali, Chinese, Haitian Creole, English, Hmong, Korean, Russian, Spanish, Tagalog, Urdu, and Vietnamese. Just select a letter of the alphabet to get a list of mathematical terms beginning with that letter, choose a language, and click on a term. The response will be a chart listing the term in English, the term in whatever language you chose, and the definition in your chosen language. Many definitions are accompanied by illustrations.
courtesy of netTrekker