basement

noun

1. the lowermost portion of a structure partly or wholly below ground level; often used for storage
   Terjemahkan ke Indonesia sumber: wordnet30
2. the ground floor facade or interior in Renaissance architecture
   Terjemahkan ke Indonesia sumber: wordnet30
3. 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.
   Terjemahkan ke Indonesia sumber: webster1913