• Oxford Advanced Learner's Dictionary - 9th Edition Oxford Advanced Learner's Dictionary - 9th Edition
  • Longman Dictionary of Contemporary English - 6th Edition Longman Dictionary of Contemporary English - 6th Edition
  • MacMillan English Dictionary for Advanced Learner's - 2nd Edition MacMillan English Dictionary for Advanced Learner's - 2nd Edition
  • Longman Collocations Dictionary and Thesaurus Longman Collocations Dictionary and Thesaurus
  • The Aryanpur Progressive English - Persian Dictionary The Aryanpur Progressive English - Persian Dictionary
  • Concise Oxford English Dictionary Concise Oxford English Dictionary
  • American Pronunciation Dictionary American Pronunciation Dictionary
  • Oxford Dictionary of English Oxford Dictionary of English