A type of psychologist who focuses on systematic psychological changes, emotional changes, and perceptual changes that occur in human beings over the course of their life span

plural of pervasive developmental disorder

(psychiatry) Any of a group of five disorders characterized by delays in the development of multiple basic functions including socialization and communication. They are: Asperger syndrome, autism, childhood disintegrative disorder, Rett syndrome, and PDD-NOS.

plural of developper

The quality of being developed.

plural of developmentalist

A follower or proponent of developmentalism.

Of, or related to developmentalism.

plural of developpe

(ballet) Alternative form of développé