This document contains a list of terms which are frequently used in the standardisation of protective clothing and protective equipment worn on the body, including hand and arm protection and lifejackets, and definitions of these terms. The definitions are intended to support an unambiguous use of the terms listed. This document is intended to serve as a reference document for the Working Groups of CEN/TC 162 and ISO/TC 94/SC 13 to ascertain what definitions already exist and may be used for setting up new standards and to provide guidance in the elaboration of new definitions.