Online Reference Tools: Dictionaries, Thesauri & Glossaries
Return to Online Reference Tools
English Dictionaries & Thesauri
- Merriam-Webster Online
- Provides a searching access to Merriam-Webster Dictionary and Merriam-Webster Thesaurus.
- Oxford English Dictionary
- Includes the text of the 2nd ed. and 3 Additions volumes. Updated quarterly. Available from Oxford University Press, 2000- .
- Roget's Thesauri
- Includes Roget's II: The New Thesaurus. 3rd ed. 1995 and Roget's International Thesaurus of English Words and Phrases. 1922.
- Thesaurus Reference
- Easy to use search box, returns list of possible synonyms and antomyms.
Specialized Dictionaries
- American Sign Language Dictionary
- Easy to use sign language dictionary with over 7200 ASL signs. Composed of main dictionary, religious, conversational and ASL for babies.
- Artlex Art Dictionary
- Provides definitions of 3,000+ fine art terms, often accompanied by illustrations, quotations, and links to other Web resources.
- Brewer's Dictionary of Phrase and Fable
- A place to look for the meaning and origin of phrase and fable.
- NetLingo: The Internet Dictionary
- Dictionary of Internet terms. It contains words and definitions describing "the technology and community of the World Wide Web."
- New Dictionary of Cultural Literacy
- Covers topics such as religion, arts, history, politics, geography, business, science, and technology.
- Semantic Rhyming Dictionary
- This tool provides assistance in writing poetry, song lyrics, greeting cards, witticisms, and more.
Translation Dictionaries
- YourDictionary.com - Language Dictionaries
- Links to more than 600 dictionaries in 150 different languages.
- All Free Dictionaries Project
- Provides over 120 free dictionaries for translating 52 languages. It also includes a thesaurus and picture dictionary.

