Now in its fourth edition, this dictionary has an improved layout, clearer definitions and labelling, and increased coverage of variant and American spellings. There is also improved coverage in the areas of science, technology, business and education. The new edition also includes: 40,000 entries, 45,000 definitions; clear easy-to-read pages, with abbreviations and symbols kept to a minimum; and a special supplement for word-game players. New word definitions are included such as galleria, ricotta, salsa, SERPS, HRT, mega, OTT and shareware.