renovation
n. C / U B2 Upper Intermediate US //ˌɹɛnəˈveɪʃən// UK //ɹˌɛnəvˈeɪʃən// ren·o·va·tion
n. the process of repairing or improving a building so that it is in good condition again. You use this when you fix up an old house or office.
n. the act or process of improving a structure by renewing its components or repairing damage. Often implies aesthetic upgrades alongside structural maintenance.
The kitchen renovation took much longer than we expected.
The hotel is closed for a major renovation to modernize the lobby and guest rooms.
Extensive renovation of the historic theater required a delicate balance between preserving original architectural details and installing modern safety systems.
Usage
Uncountable when referring to the general activity; countable when referring to a specific project or instance of repair.