building
US /ˈbɪl.dɪŋ/
UK /ˈbɪl.dɪŋ/

1.
a structure with a roof and walls, such as a house or factory
:
•
The new office building is very tall.
•
They are constructing a residential building.
2.
the process or business of constructing something
:
•
The building of the new bridge will take years.
•
He works in the building industry.