- the more or less established structure, pattern, or scheme followed in shaping an artistic work: The sonata, the sonnet, and the novel are all art forms.
- a medium for artistic expression: ballet, sculpture, opera, and other art forms.
- a medium other than the artistic regarded as having highly developed or systematized rules, procedures, or formulations: international diplomacy regarded as an art form.
- a conventionally established form of artistic composition, such as the symphony or the sonnet
- a recognized medium of artistic expression