HolQeD 8:3, p. 2, matlh juppu' mu'mey. There are two special terms for thetop of a room, or "ceiling." rav'eq refers to the ceiling of any room(though, more narrowly, it refers to the ceiling of a room that has a room aboveit, as in a multistory structure); pa' beb refers specifically to the ceilingof a room which is on the top (or only) story of a structure. It is possible touse the term 'aqroS to refer to the ceiling, though the other two terms aremore common.