properly, an edifice, i.e. (specially) a roof Derivation: from δέμω (to build);
KJV Usage: housetop.
1) a building, house 2) a part of a building, dining room, hall 3) house top, roof 3a) the house tops of the Orientals were (and still are) level and frequented not only for walking, but also for meditation and prayer
From δέμο demō (to build); properly an edifice, that is, (specifically) a roof