An element or substance out of which something can be made or composed.
The materials used to create a work of art, and the categorisation of art based on the materials used (for example, painting [or more specifically, watercolour], drawing, sculpture).
The part of the picture that is between the foreground and background.
Minimalism is an extreme form of abstract art developed in the USA in the 1960s and typified by artworks composed of simple geometric shapes based on the square and the rectangle
Mixed media is a term used to describe artworks composed from a combination of different media or materials, such as ink and pastel or painting and collage.
Monochrome means one colour, so in relation to art, a monochrome artwork is one that includes only one colour
In art the general mood/atmosphere, or state of mind and feelings, that a work of art generates. For example, the mood of a painting could be disturbing or tranquil, dark or energetic.