AmericanLiterature.com - Gives the meaning of a single word everyday, and links to an archive of previously listed words. Also includes a daily random quote.

Dictionary.com : Word of the Day - Features the meaning of a single random word, its pronounciation, etymology and examples of word usage. Includes a daily word mailing list.
Meta Description: [ Dictionary.com Word of the Day for Monday August 7, 2006 ]

German Word of the Day - Learn German words with meanings and pronunciations.
Meta Description: [ Transparent Language provides language learning software for global business. ]

Hebrew - Word of the Day - Offers mailing list two or three times per week featuring modern day and biblical Hebrew words. Provides information on subscribing.
Meta Description: [ Hebrew Word of the Day - How to Subscribe ]

Italian Word of the Day - Features a new word every day spoken in Italian by a native speaker and a phrase using the word in an example. Includes translation in English.
Meta Description: [ The Italian Word of the Day: Hear a new word every day spoken in Italian by a native speaker and a phrase using the word in an example. Includes translation in English. ]

Merriam-Webster's Word of the Day - A searchable dictionary and thesaurus. Includes word games, daily word with its meaning, history, usage in sentences, and etymology.
Meta Description: [ Merriam-Webster provides a free online dictionary, thesaurus, audio pronunciations, Word of the Day, word games, and other English language resources. ]

Mot du Jour - French Word of the Day - Provides a new French word emailed daily with pronunciation, example of usage, and related words. Includes archive of previous French words, and subscription information.
Meta Description: [ A new intermediate to advanced French word posted every weekday, with pronunciation, examples of usage, and related words. ]

NCES Students' Classroom - Provides meaning of a word daily from Webster's dictionary.

Oxford English Dictionary : Daily Word - Features a daily word with its meaning, pronunciation, spelling, etymology, and date chart.

Ransford.org Word of the Day - Features a mailing list, with daily post of a new word.

Travlang's Words for Travellers - Includes a daily English word and its translation in many other languages.

Vocabulary List - A free mailing list which features the meaning and pronunciation of a different word daily.
Meta Description: [ Build an advanced English vocabulary for FREE. ]

Word of the Day - Lists the meaning of the word and etymology from three different dictionaries.

Word of the Day - Spanish Language - Contains a word from the Spanish vocabulary each day of the month.
Meta Description: [ Each day of the month, you can learn a new Spanish vocabulary word ]

Word of The Day by WordThink - WordThink's Word of The Day provides unpretentious words that are insightful and persuasive.
Meta Description: [ WordThink's Word of The Day provides insightful and persuasive words you can use every day. ]

Wordsmith.org - Features a daily word with its meaning, etymology, usage and pronunciation. Also offers anagrams, acronyms, dictionary and thesaurus by email.
Meta Description: [ Welcome to Wordsmith.Org, the home of A.Word.A.Day, Internet Anagram Server, wordserver, Listat, and more... ]