חָצַץ II, (b. h.) to cut off, divide; to line a wall so as to leave a space (חָצָץ) between the two partitions. Ohol. XV, 4 בית שחֲצָצוֹ וכ׳ a room which one partitioned off with boards or tapestry on the sides (walls) or on the ceiling. Ib. 5 ח׳ מארצו if he partitioned it off from the floor (laying an additional floor with a vacuum between); Tosef. ib. XV, 4.