noun
middle and advanced age
Refers to people in their middle to older years, often used in contexts like employment, health, or social welfare.
中高齢者の雇用を促進する政策が求められている。
Policies to promote employment of middle-aged and older people are needed.
中高齢になると健康管理がより重要になる。
Health management becomes more important as one reaches middle and advanced age.
中年 means middle age, typically around 40s–50s, whereas 中高齢 extends into older age groups.
Compound of 中 (middle) + 高齢 (advanced age). The exact historical derivation is uncertain, but the term is a straightforward modern combination.