As well as including new words and senses this dictionary takes account of the frequency with which words and senses are used in everyday language. The most common core meaning of a word is given first and many of the definitions have been rewritten to make them more precise, simpler, and clearer to understand with examples added where these may prove to be helpful. This edition includes help with the spelling of irregular forms by printing such words in bold type and details over 40,000 word definitions.