Noun storey has 1 sense
  1. floor, level, storey, story - structure consisting of a room or set of rooms comprising a single level of a multilevel building; "what level is the office on?"
    --1 is a kind of structure, construction
    --1 is a part of building, edifice
    --1 has particulars:
     basement, cellar; ground floor, first floor, ground level; loft, attic, garret; loft; mezzanine, mezzanine floor