Grammars, Dictionaries, Corpora, Tools

Grammars

Dictionaries, Thesauri

Corpora

Tools

Grammars

• The Internet Grammar of English  by Survey of English Usage, University College London
• An Encyclopedia of Word Grammar and English Grammar by Richard Hudson  (University College London)
• Dr. Syntax his Guide to Online Resources for Studying English Syntax, Words and Usage, George L. Dillon (University of Washington)
• HyperGrammar by University of Ottawa
• Modern English Grammar by Daniel Kies, College of DuPage
• Grammar by Purdue Online Writing Lab, Purdue University  
• The Structure of English by Urs Duermueller
• The Structure of English language by Andrew Moore

Dictionaries, Thesauri

• Oxford English Dictionary 
• Cambridge Advanced Learner's Dictionary 
• Merriam-Webster Online 
• The Free English Dictionary by Farlex Inc. is based on Houghton Mifflin's premier dictionary, the American Heritage® Dictionary of the English Language, Fourth Edition, augmented with Collins Essential English Dictionary, Second Edition
• WordWeb is a one-click English thesaurus and dictionary for Windows that can look up words in almost any program. It works off-line, but can also look up words in web references such as the Wikipedia encyclopedia.
• Middle English Dictionary 
• Online Etymology Dictionary

Corpora

• British National Corpus is a 100 million word collection of samples of written and spoken language from a wide range of sources, designed to represent a wide cross-section of current British English, both spoken and written.
• The Corpus of contemporary American English is the first large, balanced corpus of contemporary American English. It contains more than 385 million words of text, including 20 million words each year from 1990-2008, and it is equally divided among spoken, fiction, popular magazines, newspapers, and academic texts.
• Corpora, Collections, Data Archives. A large selection of links to corpora of written and spoken languages (chiefly English) by David Lee (University of Hong Kong)
• Michigan Corpus of Academic Spoken English (MICASE) is a collection of nearly 1.8 million words of transcribed speech (almost 200 hours of recordings) from the University of Michigan in Ann Arbor, created by researchers and students at the U-M English Language Institute

Tools

• Encyclopedia Britannica Online
• Lexicon of Linguistics by OTS in Utrecht, Netherlands. A comprehensive and detailed on-line dictionary of linguistic terminology by Utrecht Institute of Linguistics (OTS). Entries contain hypertext cross-listings and bibliographic sources.
• French/English glossary of linguistic terms. Database by Thomas Bearth and Charles Fennig, for SIL International. The glossary contains 7,833 French linguistic terms and 8,052 English linguistic terms. As a glossary, it does not define the terms but simply gives the equivalent(s) in the other language.