Definition of "habituation" [ha•bit•u•a•tion]

• The process of habituating or the state of being habituated. (noun)
• Physiological tolerance to a drug resulting from repeated use. (noun)
• Psychological dependence on a drug. (noun)
• Psychology The decline of a conditioned response following repeated exposure to the conditioned stimulus. (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.

• "For example, they wrote, "Will someone show long-term habituation to consecutive meals of cheese pizza, pepperoni pizza and mushroom pizza?""
• "Pedreira EM, Romano A, Hermitte G, Maldonado H (1998) Context-US association as a determinant of long-term habituation in the crab"
• "This habit is called virtue, and the success of this habituation is also called virtue."