English Reference

Word

installation

Phoneticsin·stal·la·tion, stress on the third syllable

US/ˌɪnstəˈɫeɪʃən/

UK/ˌɪnstəlˈeɪʃən/

Definitions

01setting up equipment

B2 · Upper Intermediate Uncountable noun

n. the act of putting a new piece of equipment or software in place so it is ready to use.

n. the process of setting up a piece of machinery, a system, or software for use.

“The installation of the new heating system took two days to complete.”

“The technician confirmed that the software installation was successful and that all security patches had been applied correctly.”

Synonyms

Antonyms

removaluninstallation

02a fixed system

B2 · Upper Intermediate Countable noun Technology

n. a large piece of equipment or a system of machines that has been fixed in place.

n. a complete system of machines or apparatus set up for a specific practical purpose.

“The factory has a complex electrical installation to power the heavy machines.”

“Engineers inspected the offshore oil installation to ensure that all safety protocols were being strictly followed during the storm.”

03military base

C1 · Advanced Countable noun Formal

n. a permanent place where the military lives and works.

n. a grouping of facilities that constitute a permanent military base or station.

“The soldiers returned to the military installation after their training exercise.”

“The treaty required both nations to allow inspections of any sensitive military installation located within fifty miles of the border.”

Synonyms

04art

B2 · Upper Intermediate Countable noun

n. a type of modern art that is often large and built for a specific space.

n. a work of art that usually consists of multiple components and is designed for a specific site or environment.

“The museum features a giant light installation that changes colour as you walk through it.”

“The artist created an immersive installation using recycled materials to comment on the environmental impact of consumer culture.”

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “installation” in context.

Verb

01. charge for installation

“Most appliance stores will charge for installation if you live outside the city limits.”

verb + prep + noun

02. complete the installation

“The technician will complete the installation of your new fiber optic internet by noon.”

verb + noun

03. supervise the installation

“An engineer was hired to supervise the installation of the heavy machinery in the factory.”

verb + noun

Adjective

04. faulty installation

“The house fire was caused by a faulty installation of the heating system.”

adj + noun

05. military installation

“Unauthorized personnel are strictly prohibited from entering the military installation.”

adj + noun

06. permanent installation

“The bronze statue is a permanent installation in the city's central park.”

adj + noun

Noun

07. art installation

“We went to the gallery to see a modern art installation made entirely of recycled plastic.”

noun + noun

08. installation of software

“The installation of software updates usually takes about ten minutes.”

noun + of + noun

Preposition

09. during the installation

“Please do not turn off your computer during the installation of the new operating system.”

prep + noun

Real-World Examples

“Pakistan has rapidly expanded installations of solar panels, seeking to insulate itself from oil price shocks.”
The Conversation 4 Aug 2026
“Michigan , Minnesota , Arizona and Delaware now prevent HOAs from prohibiting the installation of solar panels.”
The Conversation 3 Aug 2026
“It later emerged, however, that as a professional electrician he had signed off on the property’s electrical installation certificate in 2024 – a document that police said was also being investigated.”
The Guardian 15 Aug 2026

Etymology

From Middle French installation, from Medieval Latin installātiō. By surface analysis, install + -ation. Compare with Piedmontese istallassion.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

installation(B2)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944EikenEikenTest in Practical English ProficiencyThe English proficiency test from the Eiken Foundation of Japan, widely taken by Japanese students. Grades run from 5 to 1, with Pre-1 and Pre-2 between them.Pre-1
Frequency
Common
Level
B2 · Upper IntermediateOxford
Updated

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