Dictionary

Dictionaries, Thesauri, etc.
Real Academia Española The official source of word definitions and grammar questions	Diccionario Vox Magnífico diccionario para consultas en línea
El Diccionario Venezolano Un pequeño diccionario sobre palabras y expresiones típicas y cotidianas de Venezuela	Diccionario Literario Términos de uso infrecuente
Diccionario de Antónimos	Diccionario de Sinónimos
Diccionario de Escritores en México Biographies and works of Mexican authors	Diccionario de burradas del español El conocido "Diccionario de portera" de Xosé Castro
Diccionarios Especializados y Glosarios El material proviene de orígenes diversos	Diccionario de Regionalismos de la Lengua Española

Translators, Spell-checkers, etc.
Babelfish en español Translate the text of Web sites to and from English, German, French, Spanish, Portuguese and Italian	SpellOnLine: Online spell checking in English or Spanish
Verificacador en línea: En español	AllWords.com Type in a word in one of six languages and find out its translation in any of the others
freedict.com Online English to Spanish to English Dictionary	Diccionario de Inglés-Español Type in a word and find the Spanish equivalent or its definition in English
The Alternative Spanish Dictionary These pages contain words and expressions you most likely won't find in a normal dictionary. This is an experimental internet collaborative project, which means that all entries are made by internet users
Spanish Language Dictionaries @ Globe-Gate A collection of Spanish dictionaries, ranging from clothing to computers	Comparative CyberLexicon The Comparative CyberLexicon is a compilation of English terminology peculiar to computer culture and technology and its equivalents in Spanish
SpanishDict.com Spanish-English translation dictionary with audio clips of proper pronunciation	Diccionarios.com Spanish and English definitions