Definition: Deciduous is a designation indicating a plant sheds its foliage at the end of the growing season. The term is used primarily in reference to trees and shrubs, in contrast with those that are evergreen..
A cold site is a similar type of disaster recovery service that provides office space, but the customer provides and installs all the equipment needed to continue operations. A cold site is less expensive, but it takes longer to get an enterprise in full operation after the disaster. Typically, a business has an annual contract with a company that offers hot and cold site services with a monthly service charge.
A SharePoint Site is a collection of pages, lists, libraries, apps, configurations, features, content types, and sub-sites. Examples of Site templates in SharePoint include: collaboration (team) sites, wiki sites, blank sites, and publishing sites.