A state of arrested development in an adult, characterized by retention of infantile mentality, accompanied by stunted growth and sexual immaturity, and often by dwarfism.
Immature or childish behavior.
The existence of juvenile physical or psychological characteristics in an adult, as from failure to develop secondary sexual characteristics.
A condition in which one desires to act or be treated like a baby, sometimes associated with a paraphilia.
Origin of infantilism
- See infant.