n-tl-iz-uh
m, -tahy-liz-, in-fan-tl-iz-uh
m]
| 1. | the persistence in an adult of markedly childish anatomical, physiological, or psychological characteristics. |
| 2. | an infantile act, trait, etc., esp. in an adult. |
| 3. | a speech disorder characterized by speech and voice patterns that are typical of very young children. |
infantilism in·fan·til·ism (ĭn'fən-tl-ĭz'əm, ĭn-fān'tl-)
n.
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.
Extreme immaturity, as in behavior or character.