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 system is designed to provide direct-to-Earth communications, local wireless connectivity and long-range backhaul links between installations. — Neetika Walter, Interesting Engineering, 4 Nov. 2026

Arlington Heights trustees in July passed a prohibition on charger installations in underground parking structures and those with residential space above, limiting them to open-air top floors of garages and surface lots. — Christopher Placek, Chicago Tribune, 3 Nov. 2026

Sarah Cifarelli, the LAX arts program director, was thrilled when Sonia-Wallace reached out about doing an installation at the airport. — Maddie Connors, Los Angeles Times, 3 Nov. 2026

Ralph Lauren will donate a percentage of proceeds from select activities and also offer consumers the opportunity to make donations to local charities supported through Ralph Lauren’s Pink Pony initiative during the installations. — Jean E. Palmieri, Footwear News, 3 Nov. 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