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

Clean energy sources dominated new power installations last year, for example, with renewables accounting for 85% of all new global power capacity, Birol said, citing solar as a primary driver of this trend. —Sam Meredith, CNBC, 25 Mar. 2026

Last year, Utah became the first state in the country to pass legislation eliminating regulatory hurdles for the installation of plug-in solar panels. —John Moritz, Hartford Courant, 25 Mar. 2026

The sound installation will present the album in spatial audio on a D&B Soundscape sound system. —Kiana Mickles, Pitchfork, 25 Mar. 2026

The installation ceremony nodded to the role's global reach, with sections in languages, which included Spanish, Swahili and Urdu. —Robbie Griffiths, NPR, 25 Mar. 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