[1] : WordNet (r) 2.0

horizontal surface
     n : a flat surface at right angles to a plumb line; "park the
         car on the level" syn: level
see also:
level 

Horizontal >> H Words
Horizontal, definition of term: Horizontal
horizontal_pag1.html

Surface >> S Words
Surface, definition of term: Surface
surface_pag1.html

Surface Tension >> S Words
Surface Tension, definition of term: Surface Tension
surface+tension_pag1.html

Surface Area >> S Words
Surface Area, definition of term: Surface Area
surface+area_pag1.html

Horizontal Stab >> H Words
Horizontal Stab, definition of term: Horizontal Stab
horizontal+stab_pag1.html

Horizontal Inte >> H Words
Horizontal Inte, definition of term: Horizontal Inte
horizontal+inte_pag1.html

Horizontal Line >> H Words
Horizontal Line, definition of term: Horizontal Line
horizontal+line_pag1.html

Horizontal Para >> H Words
Horizontal Para, definition of term: Horizontal Para
horizontal+para_pag1.html

Ruled Surface >> R Words
Ruled Surface, definition of term: Ruled Surface
ruled+surface_pag1.html