Dictionaries and Thesauri

Greek Language Dictionaries

• Babylon - English to Greek and Greek to English dictionaries
• English to Greek Culinary Dictionary
• English to Greek Word Search (Perseus Project, Tufts University)
• Greek dictionary entries [in Greek!] or Latin (Perseus Project, Tufts University)
• Institute for Language and Speech Processing - Bilingual dictionaries (Greek-Arabic, Greek-Russian, Greek-Turkish)
• Lexicon (Greek-English, English-Greek)
• LINGVOSOFT ONLINE (Greek-English, English-Greek and Multilingual)
• Πολύγλωσσο Λεξικό (Greek to English, French, Arabic or vice versa)
• SYSTRAN Automatic translation of texts from and to Greek, as well as other languages (Greek-English, Greek-French, English-Greek, French-Greek, English-French, French-English, etc.)
• TRANSLATUM (English-Greek-English Translation Tool)
• TRAVLANG (Multilingual) 

Dictionaries of other languages

• All words com (English, Dutch, German, French, Italian, Spanish)
• Bab.la Language Portal (25 bilingual  dictionaries, including Spanish, French, German and Portuguese withmillions of translations, including pronunciation, sample sentences, games and many additional features)
• Beolingus (German Dictionary: German-English, German-Portoguese, German-Spanish)
• Cambridge Dictionaries Online (English)
• Chambers English Dictionary
• Dictionarist: Online Talking Dictionary A talking dictionary which can provide translations with pronunciation and sound in English, Spanish, Portuguese, German, French, Italian, Russian, Turkish, Dutch, Greek, Albanian, Chinese, Japanese and Korean.
• Ectaco Online Dictionary- 23 languages
• Free Translations
• IATE - Inter Active Terminology for Europe (Multilingual, includes Greek)
• Larousse.fr (French to English, Spanish, Italian, German and vice versa) 
• Language Learning Library
• LEO Dictionary (German-English, German-Italian, German-French, German-Spanish, German-Chinese)
• Lin Yutang s Chinese-English Dictionary of Modern Usage
• LookWAYup Online Dictionary/Thesaurus with Spelling Correction
• Merriam-Webster (English)
• Meyers Lexikon (German)
• OneLook® Dictionaries- links to over 1000 dictionaries
• Spanish Dictionary by the University of Granada - Spanish-English and English-Spanish
• SYSTRAN Automatic translation of texts from and to Greek, as well as other languages (Greek-English, Greek-French, English-Greek, French-Greek, English-French, French-English, etc.)
• WorldLingo Multilingual text automatic translator (40 languages)
• WordReference.com (English to French, Italian, German and Spanish)
• Wordsmyth Dictionary (English)
• Yahoo! Babel Fish (Text Translation and Web Translation)

Thesauri

• Bibliodata.com - A writer s resource (On Line Thesaurus)
• Getty Thesaurus of Geographic Names
• Merriam-Webster Collegiate Dictionary and Thesaurus online
• NASA Thesaurus The NASA Thesaurus contains the authorized subject terms by which the documents in the NASA Aeronautics and Space Database are indexed and retrieved.
• Roget s Thesaurus of English words and phrases
• Wordsmyth - The Educational Dictionary-Thesaurus