インストールは英語で
installation

英語の定義

installation
1. インストール, 取り付け

installation
1. n. An act of installing.
2. n. 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. n. A work of installation art.
4. n. A grouping of facilities that constitute a permanent military base