This European Standard defines, in alphabetical order, terms relating to leisure accommodation vehicles (see 3.19) which are caravans (see 3.5), caravan holiday homes (see 3.6) and motor caravans (see 3.24). These terms are used in EN 721, EN 722-1, EN 1645-1, EN 1646-1, EN 1647, EN 1648-1 and EN 1648-2.