5 letters · 6 points in Scrabble
noun gypsum or plaster of Paris spread on a surface to make it suitable for painting or gilding (or a surface so prepared)
originBorrowed from Italian gesso. Doublet of gypsum. Compare Portuguese gesso (“gypsum; plaster, cast”) and Spanish yeso (“gypsum; plaster, cast”).
Etymology from Wiktionary, CC BY-SA 3.0