A mobile home is defined as a structure designed to be lived in, but that can be moved (for example, towed or transported on a trailer) or a motor vehicle that is designed to be lived in.
Caiff cartref symudol ei ddiffinio fel strwythur a ddyluniwyd i fyw ynddo ond y gellir ei symud (er enghraifft, ei dynnu neu ei gludo ar drelar) neu gerbyd modur a ddyluniwyd i fyw ynddo.