For to be good at English, you must think in English to practice your reflex ability with English. One way to learn thinking in English is using English-English dictionaries to learn all your new words. Because all E-E dictinaries use basic and simple grammar structures so you can easily understand the meaning of the word, which is refered by you.

1. Oxford dictionaries:

With many dictionaries, Oxford dictionaries serie is the best way to learn about new words, which are explained in English. There are many dictionaries, such as:

Oxford Talking Dictionary

Oxford Elementary Learner’s Dictionary of English

Oxford Advanced Learner’s Dictionary

The Oxford Picture Dictionary

Oxford Guide to British and American Culture CD-ROM

Oxford Wordpower Dictionary

Oxford Interactive Study Dictionary of Business & Computing Dictionary

The Oxford English Dictionary 2nd on CD-ROM

Concise Oxford English Dictionary on CD-ROM

2. Cambridge Dictionaries:

Cambridge Dictionary of American English

Cambridge International Dictionary of English

Cambridge Learner’s Dictionary with CD-ROM

Cambridge Advanced Learner’s Dictionary on CD-ROM

3. Longman Dictionaries:

Longman Active Study Dictionary

Longman Dictionary of American English

Longman Interactive English Dictionary

Longman Handy Learner’s Dictionary of American English

4. Langmaster Student’s Dictionary

5. American Heritage Dictionary for Learners of English:

The American Heritage Dictionary of the English Language has been recognized for quality, innovation, and timeliness since its inception. Among the distinguishing features of the dictionary are its clear, elegant defining style, its extensive usage guidance, and its unique Appendix of Indo-European Roots. Since its best-selling debut in 1969, users have come to depend on its accessible definitions along with its rich and informative illustrations, now printed in full color in the Fourth Edition. The American Heritage line includes dictionaries for every age level, from preschool through college, and our thoughtful approach to dictionary-making has made our dictionaries the first choice of teachers, parents, and students.

The American Heritage Dictionary for Learners of English is especially designed to suit the needs of ESL students. With an up-to-date word list and definitions adapted from The American Heritage Dictionary databases, abundant sample sentences and phrases, and an easy-to-use alphabetic pronunciation system, it is an indispe.