The fifth edition incorporatesnew words of senses that have developed in Linguistics recently, based on recommendations by a team of experts in phonetics, phonology, syntex, semantics and sociolinguistics. The dictionay now includes more than 5,000 terms, grouped into over 3,000 entries. The layout has been modified to increase the effectiveness of cross-referencing, all abbreviations have been included in a seprate list at the begning of the book, and a table of symbols has been added.
