Definition: the inside lower horizontal surface (as of a room, hallway, tent, or other structure)
Usage: they needed rugs to cover the bare floors; we spread our sleeping bags on the dry floor of the tent
Similar words: horizontal surface, level
Definition: a flat surface at right angles to a plumb line
Usage: park the car on the level
Synonyms: flooring
Definition: building material used in laying floors
Similar words: building material
Definition: material used for constructing buildings