scagliola definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
an imitation marble made of gypsum and an adhesive, with colored stone dust or chips set into the surface
Origin: Italian scagliuola, diminutive of scaglia, a chip, shell ; from Gothic skalja, scale
scagliola definition by American Heritage Dictionary
Plasterwork in imitation of ornamental marble, consisting of ground gypsum and glue colored with marble or granite dust.
Origin: Italian, diminutive of scaglia, chip, of Germanic origin; see skel-1 in Indo-European roots.