Learn how to say Muralists correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word mural:
a painting or other work of art executed directly on a wall:
huge murals depicting Norse legends
1relating to or resembling a wall:
a mural escarpment
2 Medicine relating to or occurring in the wall of a body cavity or blood vessel:
late Middle English: from French, from Latin muralis, from murus ‘wall’. The adjective was first used in mural crown; later (mid 16th century) the sense ‘placed or executed on a wall’ arose, reflected in the current noun use (dating from the early 20th century)