base·ment /ˈbesmənt/
 地下室,地窖;建築物的基部


 Base·ment n.  Arch. The outer wall of the ground story of a building, or of a part of that story, when treated as a distinct substructure.  (See Base, n., 3 (a).)  Hence: The rooms of a ground floor, collectively.
 Basement membrane Anat., a delicate membrane composed of a single layer of flat cells, forming the substratum upon which, in many organs, the epithelioid cells are disposed.

 ◄ ►


 basement
      n 1: the lowermost portion of a structure partly or wholly below
           ground level; often used for storage [syn: cellar]
      2: the ground floor facade or interior in Renaissance
         architecture