Arranging separate windows so they sit beside each other on the monitor screen is called tiling.
(e.g. spelled T I L I N G).
They are called trellis windows.
convene
coefficient
The land beside a river is called a riverbank. It is the area along the edge of the river where the water meets the land.
descending
Sort
The default user interface for Windows Vista and Windows 7 is called Windows Aero.
Windows "9x"
Sorting.
The lobe beside your ears is called the temporal lobe. It plays a role in processing auditory information and is also involved in memory, speech, and emotions.
Black House
The file browser in Windows is called, Explorer (explorer.exe).