Dictionary of words makes a person easier to understand what he reads, listens or writes. Now-a-day, the use of acronyms and abbreviations has becomes abundant in common parlance. Unless one knows the full form of an acronym or abbreviation, all his reading becomes redundant. The present dictionary entitled 'Dictionary of Acronyms and Abbreviations' fulfils this need. This dictionary is useful to teachers, students and general readers in day to day life and also for the purpose of general knowledge and competitions. This dictionary contains around 20,000 acronyms and abbreviations which is as good as any other dictionary of words. Those who use it, will find it as useful as any other dictionary.?