from The Century Dictionary and Cyclopedia
- n. In Italian art, generally a coat of plaster prepared for mural painting, but not usually a final coat. See intonaco.
Sorry, no etymologies found.
The layer in contact with the brick masonry (also known as "arriccio") is probably composed of lime, aggregates, such as sand and limestone, and a high presence of vegetable fibers, perhaps including wheat straw or husk.