This part of ISO 3529 gives definitions of vacuum pumps and related terms. It is a continuation of ISO 3529/1 which defines general terms used in vacuum technology. NOTES 1 In addition to terms used in the three official ISO languages (English, French and Russian), this International Standard gives the equivalent terms in the German language; these have been included at the request of Technical Committee ISO/TC 112, and are published under the responsibility of the Member Body for Germany, F.R. (DIN). However, only the terms and definitions given in the official languages can be considered as ISO terms and definitions. 2 The following abbreviations are used in connection with the French and German terms in this document : (m) masculine (f) feminine (n) neuter