毛面浮雕
Bossage \Boss"age\, n. [F. bossage, fr. bosse. See {Boss} a stud.] 1. (Arch.) A stone in a building, left rough and projecting, to be afterward carved into shape. --Gwilt. 2. (Arch.) Rustic work, consisting of stones which seem to advance beyond the level of the building, by reason of indentures or channels left in the joinings. --Gwilt.