English obscure words and etymology resources: online dictionary of weird and unusual words, word lists, technical vocabulary aids, lipograms, and word related essays
World Wide Words. More than 1600 pages on the origins, history, evolution and idiosyncrasies of the English language worldwide. New words and words in the news are regularly featured.
Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.
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.
Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.