intergenerational
in ter gen er a tion al |ˌintərˌjenəˈrāSHənl ˌɪntərˌdʒɛnəˈreɪʃənl | ▶adjective relating to, involving, or affecting several generations: the intergenerational conflict and political turmoil of the 1960s.
intergenerational ▶adjective relating to, involving, or affecting several generations: the intergenerational conflict and political turmoil of the 1960s.