Definition from Wiktionary, the free dictionary
installation (plural installations)
- An act of installing.
- Something installed, especially the whole of a system of machines, apparatus, and accessories, when set up and arranged for practical working, as in electric lighting, transmission of power, etc.
- A work of installation art.
- A grouping of facilities that constitute a permanent military base
act of installing
facilities which constitute a permanent military base
installation f (plural installations)