SINCE 1828
law of effect
nounMedical Definition of law of effect
: a statement in psychology: in trial-and-error learning satisfying or successful behavior is repeated whereas unsatisfying or unsuccessful behavior is not
Comments on law of effect
What made you want to look up law of effect? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Homophone Quiz
-
- In order to judge how people felt, the senator's office hired a firm to take a
______.
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Homophone Quiz
More/moor than/then two/too/to.
Take the quiz -
Liar, Liar Quiz
Test your knowledge of words for lies, liars, and those being lied to. In other words, everyone.
Take the quiz -
How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz -
Add Diction
Build a chain of words by adding one letter at a time.
Play the game
Share law of effect
Resources for law of effect