Definition: A landform that extends above the surrounding terrain in a limited area. A mountain is generally steeper than a hill, but there is no universally accepted standard definition for the height of a mountain or a hill although a mountain usually has an identifiable summit and a local relief of more than 300m.
Definition: A self-contained constructed feature used by one or more households as a home, such as a house, apartment, mobile home, houseboat or other 'substantial' structure. A dwelling typically includes nearby outbuildings, sheds etc. within the curtilage of the property
