1People in middle and older age; the middle-aged to elderly age group (often roughly people in their 40s–60s).
この講座は中高年の参加者が多いです。
This course has many middle-aged and older participants.
健康診断は特に中高年には重要だ。
Health checkups are especially important for middle-aged and older people.
会社では中高年の社員の再就職支援を行っている。
The company provides reemployment support for middle-aged and older employees.