1. A painting executed directly on a wall or ceiling, typically as a permanent or semi-permanent work of art
The Diego Rivera mural painting in the Detroit Institute of Arts is one of the most famous in North America.
A pintura mural de Diego Rivera no Instituto de Artes de Detroit é uma das mais famosas da América do Norte.
2. The art form or practice of creating large-scale paintings on architectural surfaces
Mural painting has been used since ancient times to decorate buildings and tell stories.
A pintura mural tem sido usada desde tempos antigos para decorar edifícios e contar histórias.