The term objective abstraction refers to a non-geometric style of abstract art developed by a group of British artists in …

Offset lithography is a variation of the printing technique lithography

Oil paint is form of a slow-drying paint that consists of particles of pigment suspended in a drying oil that …

The term Olympians was often used to describe certain Victorian artists whose work emphasised the classical in both style and …

Founded in 1913 by the painter and art critic Roger Fry, the Omega Workshops was an English applied arts company …

Op art was a major development of painting in the 1960s that used geometric forms to create optical effects

The former definition of this art term was outdated and misrepresented important and factual perspectives, so this text has been …

Orphism was an abstract, cubist influenced painting style developed by Robert and Sonia Delaunay around 1912

Outsider art is used to describe art that has a naïve quality, often produced by people who have not trained …