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[bih-heyv-yuh-riz-uh m] /bɪˈheɪv yəˌrɪz əm/
noun, Psychology.
the theory or doctrine that human or animal psychology can be accurately studied only through the examination and analysis of objectively observable and quantifiable behavioral events, in contrast with subjective mental states.
Origin of behaviorism
1910-15; behavior + -ism
Related forms
behaviorist, noun, adjective
behavioristic, adjective
behavioristically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Word Origin and History for behaviorism

coined 1913 by U.S. psychologist John B. Watson (1878-1958) from behavior + -ism. Behaviorist is from the same time.

Online Etymology Dictionary, © 2010 Douglas Harper
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behaviorism in Medicine

behaviorism be·hav·ior·ism (bĭ-hāv'yə-rĭz'əm)
A school of psychology that confines itself to the study of observable and quantifiable aspects of behavior and excludes subjective phenomena, such as emotions or motives. Also called behavioral psychology.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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behaviorism in Culture

behaviorism definition

A theory that psychology is essentially a study of external human behavior rather than internal consciousness and desires. (See B. F. Skinner)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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