Fresco

Definition:

(a.) A cool, refreshing state of the air; duskiness; coolness; shade.
(a.) The art of painting on freshly spread plaster, before it dries.
(a.) In modern parlance, incorrectly applied to painting on plaster in any manner.
(a.) A painting on plaster in either of senses a and b.
(v. t.) To paint in fresco, as walls.

Compare fresco with other words:

fresco vs. sinopia