Noun
wall-painting (plural wall-paintings)
an work of art created directly on a wall, ceiling, etc
a mural, fresco, graffito, marouflage
Carolingian and Ottonian art also survives mostly in manuscripts, although some wall-painting remain, and more are documented. Source: Internet
Particularly strong in this tradition were figurative sculpture in terracotta (particularly life-size on sarcophagi or temples), wall-painting and metalworking (especially engraved bronze mirrors). Source: Internet
Such portraits were modelled on Holbein 's depiction of Henry VIII for a wall-painting at Whitehall in 1537, in which Henry confronts the viewer, wearing a dagger. Source: Internet