This is the 13823rd most frequent Polish word.
pokoleniowej
"Generational" (relating to generations).
The word "pokoleniowej" is used here as an adjective, describing the type of transmission as related to generations.
Rodzinne tradycje są często przekazywane w sposób pokoleniowej transmisji.
Family traditions are often passed down through generational transmission.
The word "pokoleniowej" modifies 'budowy,' indicating that the construction involves multiple generations.
Dom pokoleniowej budowy ma za sobą wiele lat historii.
The multigenerational house has a long history behind it.
Here, "pokoleniowej" qualifies 'wiedzy,' meaning the knowledge is tied to or comes from the generational aspect.