ONLINE ENGLISH DICTIONARY
If you are unsure of the meaning of an English word, you can find out what it means here. You have two dictionaries to choose from, the Oxford Advanced Learner's Dictionary or the Cambridge Advanced Learners Dictionary. The Cambridge version also includes a huge database of idioms and phrasal verbs.
If you prefer to have your own books you might be interested in reading about the dictionaries and books we recommend for students of English as a second or foreign language. See our 'Top 10' English language books here.