|—n , pl -coes, -cos|
|1.||a very durable method of wall-painting using watercolours on wet plaster or, less properly, dry plaster (fresco secco), with a less durable result|
|2.||a painting done in this way|
|[C16: from Italian: fresh plaster, coolness, from fresco (adj) fresh, cool, of Germanic origin]|
A painting on wet plaster. When the plaster dries, the painting is bonded to the wall. Fresco was a popular method for painting large murals during the Renaissance. The Last Supper, by Leonardo da Vinci, is a fresco, as are the paintings by Michelangelo in the Sistine Chapel.