Collins COBUILD English language dictionary
Sinclair, John (editor in chief) (1987)
Specifically designed for learners and teachers of English, based on specially commissioned language research by the University of Birmingham.
There are over 70,000 references, with particular attention given to the 2000 English words in most frequent use.
An extra column of information is included alongside each entry with grammar notes and information on semantic relationships.
EN DICO 2 Open access