1. the process of putting equipment or machinery in place and making it ready for use
2. military bases or facilities with their equipment and buildings
Usage: military
3. large pieces of equipment or machinery that have been put in place

Examples

• The installation of the new air conditioning system took three days.
• Military installations along the border were heavily guarded.
• The factory’s new robotic installations increased production efficiency.
• The museum featured several interactive art installations.
• Software installations require administrator privileges on this computer.
• The solar panel installations on the roof generate clean energy.
• Security installations include cameras and alarm systems throughout the building.