A military base may be known as an installation

The ceremony or process of placing a person into an office or position of dignity. Commonly used to refer to the ceremony in Freemasonry of elevating a Master Mason to be Worshipful Master (leader) of the Lodge.

Installation art, art that, through the use of sculptural materials and other media, seeks to modify the way we experience a particular space

Ceremony summary and related information.

Install, 2004 movie starring Japanese actress Aya Ueto

Installation (computer programs), the act and the effect of putting a program in a computer system to be run.

Installation (mobile applications), the act and the effect of putting an application in a mobile phone system to be run.