data center

A facility that provides a suitable environment (power, cooling, network connectivity, management services) for housing information technology equipment (servers, storage) and providing IT services and support to customers.

A physically proximate collection of nodes and disks, usually all in one room.

A data center (sometimes spelled datacenter) is a centralized repository, either physical or virtual for the storage, management, and dissemination of data and information organized around a particular body of knowledge or pertaining to a particular business