Collins COBUILD Essential English Dictionary

Aimed at students at early intermediate level and above, this dictionary contains over 45,000 references, almost 50,000 examples and a checklist of all words used ten-times or more in the dictionary explanations. There is full page treatment of key grammar and aspects of language use.
 
Aimed at students at early intermediate level and above, this dictionary contains over 45,000 references, almost 50,000 examples and a checklist of all words used ten-times or more in the dictionary explanations. There is full page treatment of key grammar and aspects of language use.