Subluxation: Partial dislocation of a joint. A complete dislocation is a luxation.
The largest number of items per content database that has been tested on SharePoint Server 2013 is 60 million items, including documents and list items. If you plan to store more than 60 million items in SharePoint Server 2013, you must deploy multiple content databases.
A SharePoint list is a container for information, similar to a very simple database or spreadsheet. Using a list is the most common way to manage information in a SharePoint site. In a list, data is gathered in rows, and each row is known as a list item. A list can have multiple columns also known as properties, fields, or metadata. So a list item is a row with data in those columns.