The Ribbon, located near the top of the Word window, is the control center in Word. It contains various tabs, such as Home, Insert, Page Layout, References, etc., which group related commands together. Each tab is further divided into different groups, making it easier for users to find and use the desired commands. The Ribbon provides access to all the features and tools in Word, allowing users to format text, insert tables and images, apply styles, and perform various other tasks efficiently.