This is the 2985th most frequent Catalan word.
habitacional
Relating to housing or residential.
In this sentence, 'habitacional' is used as an adjective describing a 'zona' (zone), referring to its use intended for habitation or residential purposes.
L'edifici té una zona habitacional molt gran.
The building has a very large residential area.
Here, 'habitacional' similarly serves as an adjective, applied to 'àrees' (areas), again denoting their function relating to living spaces.
El pla urbanístic inclou diverses àrees habitacionals.
The urban plan includes several residential areas.
In this usage, 'habitacional' describes 'espais' (spaces) in terms of being suitable for habitation or residential use.