Islamism

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An Islamic revivalist movement, often characterized by moral conservatism, literalism, and the attempt to implement Islamic values in all spheres of life.
• noun The religious faith, principles, or cause of Islam.

from The Century Dictionary.

• noun The faith of Islam; the true faith, according to the Mohammedans; Mohammedanism.

from the GNU version of the Collaborative International Dictionary of English.

• noun The faith, doctrines, or religious system of the Mohammedans; Mohammedanism; Islam.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a fundamentalist Islamic revivalist movement generally characterized by moral conservatism and the literal interpretation of the Koran and the attempt to implement Islamic values in all aspects of life
• noun the monotheistic religious system of Muslims founded in Arabia in the 7th century and based on the teachings of Muhammad as laid down in the Koran