noun
childhood; young age
A somewhat formal or literary term for childhood or the state of being very young. Often used in official, educational, or biological contexts.
幼齢期の教育は人格形成に大きな影響を与える。
Education in early childhood has a great influence on character development.
この施設は幼齢の子どもを対象としている。
This facility is intended for young children.