motorhome
US /ˈmoʊ.t̬ɚ.hoʊm/
UK /ˈmoʊ.t̬ɚ.hoʊm/

1.
a large motor vehicle designed to be used as living accommodation by a family for camping or touring holidays
:
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They rented a motorhome for their cross-country trip.
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Our family enjoys spending summers in our new motorhome.