||100 years after its first publication, the twelfth edition of this world-famous bestseller gives the most up-to-date picture of the English language today. The original 1911 edition, revolutionary at the time for its focus on current English and its use of illustrative examples, combined a succinct yet approachable style with coverage of everyday as well as specialist terms. This centenary edition continues this ground-breaking tradition, giving you rich authoritative coverage of English as it is used today. The CD-ROM version of the dictionary offers full-text search functionality, instant look-up from Windows(R) documents, including email and the internet, and high-quality spoken pronunciations for thousands of words, making it ideal for family use, as well as for home, work, and school use. The CD-ROM is both Windows(R) and Mac compatible. System Requirements WindowsRG: Intel(R) Pentium(R) II 450MHz or faster processor (or equivalent); Microsoft(R) Windows(R) 7, Windows Vista(R), Windows(R) ServerTM 2003, Windows(R) XP, Windows(R) 2000. Macintosh(R): PowerPC(R) G3 500MHz or faster processor; Intel(R) Core(R) Duo 1.83GHz or faster processor; Mac(R) (PowerPC(R)): OS X 10.1.x - 10.4.x; Mac(R) (Intel(R)): OS X 10.4.x, 10.5.x, 10.6.x. All Platforms: 250 MB free hard disk space; monitor with 1024 x 768 pixels and high colour (16 bits per pixel, i.e. 65,536 colours); local CD-ROM/DVD drive (for installation); 16-bit sound card; 512 MB RAM; runs from hard drive only.