Find over 25,000 psychological definitions


concrete operational stage

in Piagetian theory, the third major stage of cognitive development, occurring approximately from 7 to 12 years of age, in which children can decenter their perception (see decentration), are less egocentric, and can think logically about physical objects and about specific situations or experiences involving those objects. See also formal operational stage; preoperational stage; sensorimotor stage.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

May 10th 2024

interquartile range (IQR)

Sorry, "interquartile-range-iqr" is not in the Dictionary of Psychology. Please report to APA if you believe this is an error.