In this day and age, science and technology are undergoing faster and more complex changes than ever before. Thus technical terminology, becoming more and more differentiated, is adding to the volume of abbreviations at an increasing rate. The 17 volume International Encyclopedia of Abbreviations and Acronyms of Science and Technology with its 855,000 entries is an important tool for deciphering new abbreviations and acronyms. The terms enclosed were selected on the basis of extensive study of relevant sources over several years. The encyclopedia is based on detailed and systematic evaluation of countless specialist publications such as monographs, periodicals, encyclopedias, material publis...hed by specialists