Pronunciation: (pyoor'iz-um), [key]
1. strict observance of or insistence on purity in language, style, etc.
2. an instance of this.
3. (often cap.) Fine Arts.a style of art developed in France in the early 20th century, characterized by the use of simple geometric forms and images evocative of objects produced by machine.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.