The best dictionary available in the market at an affordable price is the Cambridge Low Price E dition Dictionary.The factors which makes it attractive are its price,maximum coverage of words and most importantly it gives an 'use in sentence 'for every word something u cannot find in other dictionaries.I would say this is the best dictionary suited for any one who has a flair for english.

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.

- Deluxe, one-volume Encyclopedic Edition with 170,000 dictionary entries selected by distinguished lexicographers.- Over 1350 pages- 1200 spot illustrations- Alphabetized Thsaurus of 90,000 synonmys and antonyms.- Contains a featured Segment on United States with Full-color photographs and biographies of all US Presidents including George Walker Bush.- Information including Flags. Capitals of all US States.- Declaration of Independence- Constitution of the United States- Government of the United States- Government of the United States- Executive Agencies- Magna Carta- A 1372 page dictionary that is a complete quick-reference library.

An English language dictionary containing over 470,000 entries.

The Cambridge Advanced Learner's Dictionary is the ideal dictionary for advanced EFL/ESL learners. Easy to use and with a great CD-ROM - the perfect learner's dictionary for exam success. First published as the Cambridge International Dictionary of English, this new edition has been completely updated and redesigned. - References to over 170,000 words, phrases and examples explained in clear and natural English - All the important new words that have come into the language (e.g. dirty bomb, lairy, 9/11, clickable) - Over 200 'Common Learner Error' notes, based on the Cambridge Learner Corpus from Cambridge ESOL exams Plus, on the CD-ROM: - SMART thesaurus - lets you find all the words with the same meaning - QUICKfind - automatically looks up words while you are working on-screen - SUPERwrite - tools for advanced writing, giving help with grammar and collocation - Hear and practise all the words.