| absiemens | n. (Physics) A unit of conductance equal to 10 |
| Basement | n. [ F. soubassement. Of uncertain origin. Cf. Base, a., Bastion. ] (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
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| basement | (n) the lowermost portion of a structure partly or wholly below ground level; often used for storage, Syn. cellar |
| basement | (n) the ground floor facade or interior in Renaissance architecture |