This is the 14510th most frequent Russian word.
панельных
The Russian word "панельных" refers to something related to "panel," often used in the context of "panel-built" or "prefabricated," typically describing construction or buildings.
Here, 'панельных' is an adjective in the genitive plural form, describing 'домов' (houses), specifically indicating the type of construction (panel-based).
Микрорайоны города состоят из панельных домов.
The city's neighborhoods consist of panel houses.
Here, 'панельных' modifies 'зданий' (buildings), pointing out that the discussion is about the buildings made through panel-based methods.
Мы обсуждали недостатки панельных зданий.
We discussed the drawbacks of panel buildings.
In this sentence, 'панельных' again serves as an adjective in the genitive plural form, conveying the idea that the constructions are made of panels.