installation

noun

in·​stal·​la·​tion ˌin(t)-stə-ˈlā-shən 

1

: the act of installing : the state of being installed

2

: something that is installed for use

3

: a military camp, fort, or base

4

: a work of art that usually consists of multiple components often in mixed media and that is exhibited in a usually large space in an arrangement specified by the artist

Synonyms of installation

• inauguration
• inaugural
• initiation

Examples of installation in a Sentence

The cable company offers lower prices and free installation.

These products are designed for easy installation.

Her installation as president will take place tomorrow.

The room contained the company's large computer installation.

Recent Examples on the Web

The installation served as a critical proof of concept for the battery's engineering. —New Atlas, 7 Dec. 2025

This is far beyond what current pads or pilot city-road installations are capable of delivering. —Georgina Jedikovska, Interesting Engineering, 7 Dec. 2025

Another installation simulates the interior of Aquarius Reef Base, complete with bunks, galley tables and stories from Scripps Oceanography researchers like Dale Stokes and Jim Leichter, who’ve completed multiple missions there. —Michael James Rocha, San Diego Union-Tribune, 7 Dec. 2025

Ian is in town for the holidays to oversee the installation of an exhibit featuring the Braxton Royal Jewels at the Avalon Museum. —Randall Colburn, Entertainment Weekly, 7 Dec. 2025

Word History

First Known Use

1543, in the meaning defined at sense 1

Rhymes for installation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

installation

noun

in·​stal·​la·​tion ˌin(t)-stə-ˈlā-shən 

1

: the act of installing : the state of being installed

2

: something installed for use

3

: a military base

4

: a work of art that consists of multiple pieces arranged in a large space