Wiki compilation of acronyms (alphabetical and by category), definitions, casual expressions and more. Also has a conversion engine.
Internet publisher of literature and reference works giving unlimited access to books and information on web, free of charge.
- British Library Integrated Catalogue
Service that provides a simple method for searching and ordering documents from British Library's extensive collections.
- British National Corpus
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 British English.
Service to search the holdings of the UK’s national libraries (including the British Library), many University libraries, and specialist research libraries.
- Gateway to Library Catalogs (US)
Gateway access to the Library of Congress's own catalogue and to those of many other institutions. Amazingly comprehensive. Website is, however, slow to open.
- Internet Archive
Service offering over 10,000,000 fully accessible books and texts.
- Sketch Engine
Sketch Engine contains 400 ready-to-use corpora in 80 languages, each having a size of up to 20 billion words.
This is a subscription service (30-day free trial available).
- WordBanks Online
An online corpus service offering the chance to tap into the resources of the Collins Word Web.
This is a subscription service.