Dictionary & Thesaurus
Provides entries in English, Spanish, French, German, and Italian. Provides synonyms, grammar tools such as punctuation, usage, spelling, and writing support, and also word lists, word origins, and language Q & A.
Merriam-Webster Online Dictionary and Thesaurus
Provides over 1600,000 dictionary entries plus a thesaurus, spanish english dictionary, medical dictionary, and word of the day.
Online Dictionary of the Social Sciences
Provides 1,000 entries including definitions and examples from sociology, criminology, political science, and women's studies.
Provides many dictionary resources such as Websters, American Heritage Dictionary, and Wiktionary. Also provides thesaurus, quotes, ESL, foreign language, grammar and biography references and tools.
Provides definitions and information for abbreviations and acronyms by subject area.