Merriam-Webster OnLine

Learn more about the Merriam-Webster Dictionary and all the resources it provides you: Free online dictionary, thesaurus, Spanish-English and medical dictionaries, audio pronunciations, Word of the Day, word games, and many more top-quality language treasures by Merriam-Webster.

About Merriam-Webster OnLine

Merriam-Webster OnLine was launched in 1996 at, and has quickly become the language center on the World Wide Web. Visitors gain access to the full-text of Merriam-Webster's Dictionary and Thesaurus as well as a wealth of language related information including The Word of the Day, a daily word game, and an online bookstore.

Their today's vast line of products - including the 36 print volumes, CD-ROMs and the Online Encyclopedia Britannica - continues to shed light on the most varied of topics and be a bedrock of Education and learning for millions of people throughout the world.

Also available, free access to:

Merriam-Webster's Medical Dictionary
  • Up-to-date, handy desk reference for all those seeking information about medical English as it is currently spoken and written
  • More than 38,000 entries with 2,000 new terms
  • Pronunciations provided for all entries
  • Covers the latest brand names and generic equivalents of common drugs
Merriam-Webster's Spanish-English Dictionary
  • A bilingual, bidirectional guide to Spanish and American English.
  • Extensive coverage of Latin-American Spanish
  • More than 80,000 entries and 100,000 translations
  • Includes introductory sections in both Spanish and English
  • Abundant word-use examples
About the Dictionary:

America's best-selling dictionary! Setting the standard with fully revised print edition featuring more than 225,000 definitions More than 10,000 new words and meanings.

About the thesaurus:
Find the right word to enrich communication!
  • Alphabetical lists include more than 340,000 synonyms, antonyms, related and contrasted words, and idioms.
  • Brief definitions describe the meanings shared by synonyms.

Merriam-Webster provides a free online dictionary, thesaurus, audio pronunciations, Word of the Day, word games, and other English language resources.

Free online dictionary, thesaurus, spanish-english and medical dictionaries, audio pronunciations, Word of the Day, word games, and many more high-quality Merriam-Webster language resources.

During the past 150 years, Merriam-Webster has developed and refined an editorial process that relies on objective evidence about language use, and it applies this process to create reference products that meet rigorous standards of quality and reliability for both print and electronic formats. Today, Merriam-Webster is America's most trusted authority on the English language.

Spelling Bee Hive!

Challenge your knowledge of spelling while having fun and show off your language expertise! You will enjoy yourself with countless games and quizzes brought to you by Merriam-Webster, a proud supporter annual Scripps National Spelling Bee. Read more...