Definition of "ultraism" [ul•tra•ism]

• Extremism, especially in politics or government; radicalism. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "They do want the ultimate control of life and death over others dressed up in social conscience and economic ultraism."
• "Were it not for its ultraism in politics, we should regard it as the most valuable journal of the day."
• "Or is his maximum ultraism that which makes his message succeed?"