behaviourism

/bɪˈheɪvjərɪzəm/
noun
  1. A theory of psychology that focuses only on observable actions and reactions, ignoring thoughts and feelings.
    • Behaviourism became popular in the early 20th century as a scientific way to study learning.
    • The teacher studied behaviourism to understand why students repeat certain classroom habits.
    • Many dog trainers use ideas from behaviourism to teach commands through rewards.
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