Are you an Electrical Enginer? Do you have any doubt about a technical term you are using? Then just vist Electropedia and find answer to your question. Electropedia or IEV Online is the world's most comprehensive online electrical and electronic terminology database containing more than 20 000 terms and definitions in English and French. This data is organized by subject area, with equivalent terms in various other languages: Arabic, Chinese, German, Italian, Japanese, Portuguese, Polish, Russian, Spanish and Swedish . Electropedia is one good site where all details are arranged and searchable. Electropedia is produced by the IEC, the world’s leading organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as “electrotechnology”. Electropedia contains all the terms and definitions in the International Electrotechnical Vocabulary or IEV which is published also as a set of publications in the IEC 60050 series that can be ordered separately from the IEC webstore. The world’s experts in electro technical terminology work to produce Electropedia under the responsibility of IEC Technical Committee 1 (Terminology), one of the 175 IEC technical committees.