developmental psychology n.
The branch of psychology concerned with the study of behavioral changes in an individual from birth until death.
| the offspring of a zebra and a donkey. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
The branch of psychology that studies the psychological growth of individuals. It deals with the psychological responses and changes in behavior that characterize such stages of life as infancy, adolescence, and old age.