The term Mural Base is composed of two words, Gesso (5 letters) and Mural. Gesso is a white paint mixture made of a binder mixed with chalk, gypsum, pigment, or any combination of these. It is used as a base coat for murals and other artworks. Mural is a painting or other artwork applied directly to a wall or ceiling. Together, Mural Base refers to the combination of Gesso and Mural, which is used to create a strong foundation for a mural.