Pronunciation: (fres'kō), [key]
—n., pl. -coes, -cos,
—v., -coed, -co•ing.
1. Also called buon fresco, true fresco. the art or technique of painting on a moist, plaster surface with colors ground up in water or a limewater mixture. Cf. fresco secco.
2. a picture or design so painted.
to paint in fresco.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.