Depolishing
De`pol´ish`ing
(dė`pǒl´ĭsh`ĭng)| n. | 1. | (Ceramics) The process of removing the vitreous glaze from porcelain, leaving the dull luster of the surface of ivory porcelain. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.