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 companies that came to define the internet era did their scaling in the deployment phase, on top of infrastructure the installation phase paid for. — Michael Wee, Forbes.com, 3 Aug. 2026

Larger multi-megawatt systems are intended for data centers, industrial operations, and defense installations, where reliable power has become increasingly important as energy demand continues to grow. — Aamir Khollam, Interesting Engineering, 3 Aug. 2026

Garden installation began in pieces in 2022 and in earnest in early 2023. — Pedro Moura, Los Angeles Times, 3 Aug. 2026

The installation also seems to change how someone physically looks at the work. — Daniel Cassady, ARTnews.com, 3 Aug. 2026

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