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comparative psychology

noun
  1. a branch of psychology involving the study and comparison of the behaviors of diverse animal species, often under controlled laboratory experiments, in order to discover general principles of behavior.
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Origin of comparative psychology

First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for comparative psychology

comparative psychology

noun
  1. the study of the similarities and differences in the behaviour of different species
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012