in·​stal·​la·​tion | \ˌin(t)-stə-ˈlā-shən \

Definition of installation 

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

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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.
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Recent Examples on the Web

Circo de la Ausencia is the group's first original gallery installation. Martha Bayne, Chicago Reader, "Arts / Performing Arts / Visual Art / Theater Y No Había Luz brings the voices of post-Maria Puerto Rico to Chicago," 9 July 2018 He was involved in many major highway projects and pipeline installations., "Martin B. Courneen," 8 July 2018 With the shield’s installation, the Parker Solar Probe is nearly ready for launch. Loren Grush, The Verge, "The NASA spacecraft that will journey to the Sun just got its super deluxe heat shield," 8 July 2018 SEPTA’s major unfinished business with PTC installation is making its system compatible with the other railroads that share track with it, including Amtrak and freight carriers CSX and Norfolk Southern. Jason Laughlin,, "How SEPTA got it right on a critical railroad safety system," 3 July 2018 With the notable exception of Apple's iWork suite, most apps that are included with a new installation of macOS have been updated for dark mode. Samuel Axon, Ars Technica, "macOS Mojave: A visual tour of Dark Mode and other major features," 26 June 2018 On July 4, ICA Watershed will open with a dramatic video installation by Diana Thater. New York Times, "In an East Boston Shipyard, a Watershed Idea for Art," 22 June 2018 With installation, the total cost for the sign project is $132,000. Dana Oland, idahostatesman, "How fast are you going? ACHD will install radar speed signs to remind you to slow down," 29 May 2018 The fountain costs about $42,000, excluding installation, which is being done by a Wheeling company, Fountain Technologies. Mike Nolan, Daily Southtown, "New Tinley Park fountain on tap," 5 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'installation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of installation

15th century, in the meaning defined at sense 1

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Last Updated

6 Nov 2018

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Time Traveler for installation

The first known use of installation was in the 15th century

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English Language Learners Definition of installation

: the act or process of making a machine, a service, etc., ready to be used in a certain place : the act of installing something

: a ceremony in which someone is put in an official or important job

: something (such as a piece of equipment) that is put together and made ready for use


in·​stal·​la·​tion | \ˌin-stə-ˈlā-shən \

Kids Definition of installation

1 : the act of putting something in place for use : the state of being put in place for use

2 : something put in place for use

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Comments on installation

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to clear from alleged fault or guilt

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