noun
developmental stage
Used in psychology, education, and biology to refer to a phase in growth or maturation.
子どもの発達段階に合わせた教育が大切です。
Education tailored to a child's developmental stage is important.
この理論では、人間の発達段階を8つに分けている。
This theory divides human developmental stages into eight.
成長段階 emphasizes physical growth or increase in size, while 発達段階 focuses on functional or psychological development.
Compound of 発達 (development) and 段階 (stage).