2. GLOSSARIES ON GENERAL TOPICS

Portal with various glossaries
http://mindprod.com/index.html

Terminology and etymology of words related to medicine, education, religion, law/politics, sex and love, and ecology SP>SP
http://www.elalmanaque.com/lexico.htm

Encyclopedia, dictionaries: requires registration. SP>SP. Dictionaries of regionalisms, music, art, business, synonyms, etc
http://www.laenciclopedia.com/Html/Inicio.asp

List of glossaries on various topics
http://www.allwords.com/Glossaries.php