installation
nounUK /ˌɪn.stəˈleɪ.ʃən/ · CA, US /ˌɪn.stəˈleɪ.ʃən/
Etymology From Middle French installation, from Medieval Latin installātiō. By surface analysis, install + -ation. Compare with Piedmontese istallassion.
1
An act of installing.
- The installation of the new software took only a few minutes.
2
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.
3
A work of installation art.
- The museum is displaying a modern art installation.
- Represented by Olney Gleason gallery, she was the subject of a 2025 solo show at the MSU Broad Art Museum in Michigan and recently unveiled a permanent installation at the Princeton University Art Museum.2026 May 23, Julie Belcove, “Farm Fresh”, in Architectural Digest, volume 83, number 4, page 93:
4
A grouping of facilities that constitute a permanent military base.
- A military installation was built near the border.
- Derived terms
- autoinstallation, deinstallation, electrical installation, installational, installation art, installationlike, installation spacer, misinstallation, noninstallation, post-installation, preinstallation, reinstallation, unattended installation, uninstallation, video installation