E-DICTIONARIES & THESAURUS
Directory and search engine for acronyms and abbreviations.
- Acronym Finder
Dictionary of acronyms and abbreviations. Contains over 750,000 definitions.
Aggregator of definitions, encyclopedia entries, and language translations.
Search multiple dictionaries from Cambridge University Press.
- Computer Definitions
Featuring 20,000 topics and 2,500 images. Search field at bottom of page.
Multilingual dictionary that provides definitions and translations.
Includes definitions from American Heritage, Random House, and Merriam-Webster.
- Investor Words
Financial glossary with a comprehensive index of 7,500 definitions.
- Law.com Dictionary
Concise, easy-to-read definitions from The People's Law Dictionary.
British English and American English dictionaries.
- MarketingPower Dictionary
4,000 cross-referenced definitions of marketing terms.
- Mathworld Dictionary
Source of mathematical definitions and concept explanations.
- Med Terms
Easy-to-understand explanations of more than 16,000 medical terms.
- Medi Lexicon
Search over 200,000 medical terms, ICD-9 codes, hospitals, and more.
- Merriam Webster
Based on the print version of Merriam-Webster's Collegiate Dictionary.
- Merriam Webster Visual Dictionary
6,000 full-color images; 20,000 terms with contextual definitions.
- Net Lingo
Definitions for thousands of terms in the field of technology and communication.
Meta-search tool indexing 13 million words from 1,000 dictionaries.
- Oxford Dictionaries Online
Oxford's Compact English Dictionary contains 145,000 words and definitions.
Over 17,000 entries. Find synonyms, antonyms, and brief definitions.
- The Free Dictionary
General and subject dictionaries for financial, legal, and medical terms.
- Urban Dictionary
Dictionary of contemporary American slang. Not appropriate for children.
- Visual Thesaurus
Displays a unique visualization of connections between words.
Outstanding dictionary and engaging vocabulary teaching tool.
- WebMD Medical Dictionary
Thousands of medical entries from abdomen to zygote.
Dictionary of computer and Internet terms.
Multilingual dictionary and thesaurus written and edited by the public.
- Word Spy
Blog tracking new words and phrases in popular use.
Aggregator of definitions, images, and word usage statistics.
Definitions, thesaurus entries, spelling, pronunciation, and etymology results.
- Crossword Dictionary
Find answers to crossword puzzles, anagrams and cryptograms.
- Internet Anagram Server
Remarkable, robust anagram lookup service from Wordsmith.
Writing tool for poetry, song lyrics, greeting cards, and more.
Artistic experiment that presents 86,800 English words, ranked in order of frequency.
Java-based word cloud generator. Customizable fonts, layouts, and color schemes.
- Write Rhymes
Simple online notepad with rhyme suggestions for poets.
- Census Bureau: Statistical Abstract of the U.S.
Compilation of statistics on the social, political, and economic organization of the U.S.
- CIA: World Factbook
Country-specific information compiled by the Central Intelligence Agency.
- Country Profiles
Current geographic, social, economic, and political summaries by country.
- Fact Monster
Almanac and reference site for children.
- Fed Stats
Easy access to official statistical information from numerous agencies.