Dictionaries & Almanacs
The largest database of acronyms and abbreviations on the web.
Elizabethan Online Dictionary
The Elizabethan online dictionary provides interesting facts about the English language used during the Elizabethan period (1533-1603) and vocabulary and translations of Elizabethan words.
A guide on the pronunciation of English words during the life of Queen Elizabeth I (1533-1603) provided by the Cambridge History of English and American Literature.
MED: Middle-English Dictionary
A comprehensive analysis of lexicon and usage for the period 1100-1500, based on the analysis of a collection of over three million citation slips, the largest collection of this kind available.
Offers online dictionary, thesaurus, Spanish-English dictionary, and medical terms.
OneLook Dictionary Search
This site searches for definitions of terms found in 496 general and subject dictionaries.
Online Etymology Dictionary
This site provides explanations of what our words meant and how they sounded 600 or 2,000 years ago, with the dates beside a word indicating the earliest year for which there is a surviving written record of that word (in English, unless otherwise indicated).
Roget's Thesaurus (1911)
The 1911 edition of this classic reference work for locating synonyms and antonyms. Presented by the American and French Research on the Treasury of the French Language (ARTFL) Project.
Provides translation and definitions for over 25,000 words with 10,000 pronunciation audio clips.
Online version of Roget's II: The New Thesaurus, Third Edition by the editors of the American Heritage Dictionary.
Lexical database of English developed by Princeton University's George A. Miller. Nouns, verbs, adjectives, and adverbs are grouped into sets of cognitive synonyms that are linked by conceptual-semantic relations.