This site is really excellent. This edition is distributed by CancerWEB under licence from Academic Medical Publishing. Permission is granted for individuals to use definitions from this dictionary or translations into another language, provided that no more than twenty are used in any one work. If more than twenty entries are to be used specific permission must be sought prior to usage and every such copy or derived work must carry the above copyright notice and be distributed under terms identical to these. Now contains over 65,000 definitions totalling 21 megabytes.
Entries are cross-referenced to each other and to related resources elsewhere on the net.
This is the online version of Windic2000, a great electronic desktop dictionary. Both the monolingual English dictionary and the bilingual English-Korean include a lot of interesting language features, among them the possibility to listen to each of the English terms. Given a search term, the service lists any occurences of the term within included British texts. It is possible to become a BNC licensee and get a fully fledged on-line access by means of the SARA Software package. Please check this out.