|1.||[ noun ] (architecture) an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure|
"the south wall had a small window" "the walls were covered with pictures"
|Related terms:||partition gable proscenium sidewall attic chimney_breast Wailing_Wall wainscoting great_wall hadrian's_wall firewall bearing_wall parapet cavity_wall room building hallway doorway paneling header course pier wall_panel wainscot capstone arch|
|2.||[ noun ] a vertical (or almost vertical) smooth rock face (as of a cave or mountain)|
|Related terms:||geological_formation cave|
|3.||[ noun ] a layer of material that encloses space|
"the walls of the cylinder were perforated" "the container's walls were blue"
|4.||[ noun ] anything that suggests a wall in structure or function or effect|
"a wall of water" "a wall of smoke" "a wall of prejudice" "negotiations ran into a brick wall"
|Related terms:||object hanging_wall footwall|
|5.||[ noun ] (anatomy) a layer (a lining or membrane) that encloses a structure|
|Related terms:||stratum abdominal_wall anatomy|
|6.||[ noun ] Last name, frequency rank in the U.S. is 555|
|7.||[ noun ] a difficult or awkward situation|
"his back was to the wall" "competition was pushing them to the wall"
|8.||[ verb ] surround with a wall in order to fortify|
|Synonyms:||fence fence_in surround palisade|
|Related terms:||protect stockade circumvallate wall_in wall_in rampart environment|
|9.||[ noun ] a masonry fence (as around an estate or garden)|
"the wall followed the road" "he ducked behind the garden wall and waited"
|Related terms:||fence retaining_wall party_wall|
|10.||[ noun ] (military) an embankment built around a space for defensive purposes|
"they stormed the ramparts of the city" "they blew the trumpet and the walls came tumbling down"
|Related terms:||embankment fortification earthwork antonine_wall battlement Chinese_Wall bailey fraise merlon fortification|