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 permits were for tenant improvements, including the installation of a grease interceptor at the supermarket, which was preparing to reopen under new ownership. — Steve Large, CBS News, 11 Aug. 2026

People walk by a giant Spiderman inflatable installation at the south courtyard plaza of Shuncheng Shopping Center on August 2, 2026 in Kunming, Yunnan province, China. — Evelyn Cheng, CNBC, 10 Aug. 2026

His job is the installation of decibel meters, which trigger a glaring blue light when excessive levels of noise are reached — as happens here, though the rowdy patrons aren’t deterred. — Guy Lodge, Variety, 10 Aug. 2026

Prioritizing light blockage and easy installation, the no-drill setup was a key attraction. — Scott Kramer, Forbes.com, 10 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