Includes a Persian translation of each meaning of each word and also of idioms and phrasal verbs at the foot of the page. Study pages provide reference material and activities - for example, Writing Letters and Emails, Telephoning, Times and dates. Illustrations help students understand more difficult words. Explanations are easy to understand, and use a 2,000-word defining vocabulary. A key symbol shows students the 2,000 most important words to know in English. 500 notes help learners build vocabulary and avoid making mistakes.

An ideal first dictionary that gives learners all the help they need to use new vocabulary correctly.

The Oxford English Dictionary is the internationally recognized authority on the evolution of the English language from 1150 to the present day. The Dictionary defines over 500,000 words, making it an unsurpassed guide to the meaning, pronunciation, and history of the English language. This new upgrade version of The Oxford English Dictionary Second Edition on CD-ROM offers unparalleled access to the world's most important reference work for the English language. The text of this version has been augmented with the inclusion of the Oxford English Dictionary Additions Series (Volumes 1-3), published in 1993 and 1997, the Bibliography to the Second Edition, and other ancillary material. System requirements: PC with minimum 200 MHz Pentium-class processor; 32 MB RAM (64 MB recommended); 16-speed CD-ROM drive (32-speed recommended); Windows 95, 98, Me, NT, 200, or XP (Local administrator rights are required to install and open the OED for the first time on a PC running Windows NT 4 and to install and run the OED on Windows 2000 and XP); 1.1 GB hard disk space to run the OED from the CD-ROM and 1.7 GB to install the CD-ROM to the hard disk: SVGA monitor: 800 x 600 pixels: 16-bit (64k, high color) setting recommended. Please note: for the upgrade, installation requires the use of the OED CD-ROM v2.0.

These three new dictionaries are based on extensive research with teachers and language experts in the US, range from Basic to Advanced level, and provide users with invaluable help in building the English skills essential for academic and everyday success. Written specifically for English Language Learners, the dictionaries include rich examples, define words with vocabulary that learners can understand, and offer vibrant illustrations to help explain more difficult words.

This title presents an in-depth treatment of over 22,000 words, phrases and meanings. Informed by the 85-million-word Oxford Corpus of academic English, which includes a broad range of textbooks and academic journals from 26 different disciplines within the subject areas of humanities, social sciences, life sciences and physical sciences. Corpus-based examples show words in genuine academic contexts and help students use words correctly.