Wiktionary
generationally
adv. With regard to the generations
Usage examples of "generationally".
And of course, generationally, culturally, and otherwise, we were wildly different, and that spilled over also.
She wanted to run through the city streets and see the places she had only heard about in stories passed down generationally, this place she knew so well already and yet had never seen.
You can steal a stone, but not the generationally accumulated knowledge of how to use it.