formalistic
Adjective
Meaning
concerned with or characterized by rigorous adherence to recognized forms (especially in religion or art)
Source: WordNetSynonyms
Examples
Revolutionaries are more formalistic than conservatives.
highly formalized plays like `Waiting for Godot'
Later, Stalin's works on the subject established a rigid and formalistic division of Marxist–Leninist theory in the dialectical materialism and historical materialism parts.
Its use in a typical urban context was formalistic and even compromised the building's structural logic in that it required many different sized supports.