from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A rough, unfinished stone block, which is left projecting from the wall of a building to be later sculpted.
from the GNU version of the Collaborative International Dictionary of English
- n. A stone in a building, left rough and projecting, to be afterward carved into shape.
- n. 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.
from The Century Dictionary and Cyclopedia
- n. In building: A stone which projects beyond the face of the adjacent work, and is laid rough, to be afterward carved into some ornamental or significant form.
- n. Rustic work, consisting of stones which advance beyond the face of the building, with indentures or channels left in the joinings: used chiefly upon projecting corners.
Sorry, no etymologies found.
A peculiarity of the Riccardi (Medici) Palace is the gradation of bossage from the base upwards through two stories, after which come smooth stone blocks.