infantilism

• 指一种心理或行为状态，成年人或较大儿童仍保留幼稚的特征、行为或情绪反应；也可指这种状态的病理性延续。

A noun referring to an abnormal condition in which an older child or adult retains infantile characteristics, or to infantile behavior displayed by mature persons.

不可数

1. Medical conditionC1formalmedical

   An abnormal condition in which an older child or adult retains physical or mental characteristics typical of infancy.

   幼稚症

   • The patient was diagnosed with pituitary infantilism due to a hormone deficiency.
   • Sexual infantilism can result from certain genetic disorders.
   • The doctor explained that the condition is a rare form of developmental infantilism.

2. Immature behaviorC1formalscientific

   Behavior in mature individuals that is characteristic of a young child, often involving dependency or lack of responsibility.

   幼稚主义

   • His emotional infantilism made it difficult for him to maintain adult relationships.
   • The manager's infantilism was evident in his constant need for approval.
   • Psychologists often study infantilism in adults who refuse to take on responsibilities.

   同义词childishnessimmaturityjuvenilitypuerility

   反义词maturityresponsibility