発はっ達たつ心しん理り学がく

は

っ

た

つ

し

ん

り

が

く

Meanings

1

developmental psychology

Academic field studying human psychological development across the lifespan, from infancy to old age.

She is majoring in developmental psychology at university.

発はっ達たつ心しん理り学がくの研けん究きゅうによると、幼よう児じ期きの経けい験けんが人じん格かく形けい成せいに大おおきな影えい響きょうを与あたえる。

According to research in developmental psychology, early childhood experiences have a significant impact on personality formation.