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installation

American  
[in-stuh-ley-shuhn] / ˌɪn stəˈleɪ ʃən /

noun

installations plural
  1. something installed, as machinery or apparatus placed in position or connected for use.

  2. the act of installing.

  3. the fact of being installed.

  4. Military. any more or less permanent post, camp, station, base, or the like, for the support or carrying on of military activities.


installation British  
/ ˌɪnstəˈleɪʃən /

noun

  1. the act of installing or the state of being installed

  2. a large device, system, or piece of equipment that has been installed

  3. a military establishment usually serving in a support role

  4. an art exhibit often involving video or moving parts where the relation of the parts to the whole is important to the interpretation of the piece

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of installation

First recorded in 1600–10, installation is from the Medieval Latin word installātiōn- (stem of installātiō ). See install, -ation

Explanation

Installation is the process of putting something in a position so it can work properly. If the installation of the new dishwasher goes badly, you'll end up with water all over the kitchen floor. Installation is frequently used for appliances and machinery, like the installation of a fountain in your yard or the installation of a fan in your attic to help the house stay cool. You can also use it for people being set up in new positions or jobs: "The installation of a new president has been positive for the university." When artists talk about installations, they mean semi-permanent art exhibits: "The video installation in the museum's elevator is very innovative."

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Vocabulary lists containing installation

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The installation draws on a lifetime of objects gathered at swap meets with his father, and a desire to provide visibility to his community.

From Los Angeles Times • Jun. 16, 2026

One is a major exhibition at Tate Britain, spanning seven decades of his work, and the other is a multimedia installation in Tate Modern's Turbine Hall bringing his celebrated designs for opera sets to life.

From BBC • Jun. 12, 2026

Testing of Orion's heat shield also continues, with individual heat shield blocks undergoing ultrasonic inspections before installation.

From Science Daily • Jun. 11, 2026

There had been unrest at the location during an initial protest in late May against preparatory onsite work during installation of barbed wire to cordon off the area.

From Barron's • Jun. 6, 2026

“I could make summer endless. Imagine that. An installation of infinite fire.”

From "Aru Shah and the End of Time" by Roshani Chokshi

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