have been installed

USAGE SUMMARY

The phrase "have been installed" is correct and usable in written English.
It is a verb phrase meaning to put or set up a system or piece of equipment. For example: The new security cameras have been installed in the hallway.

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

Benches and trellises have been installed.

The New York Times - Travel

New carpets have been installed.

The New York Times - Tech

Four decals have been installed.

The New York Times

Huge floodlights have been installed on ships.

The New York Times

Thus far, two have been installed.

The New Yorker

Most signs have been installed as agreed.

The Guardian

They have been installed over decades by lawmakers and governors.

The New York Times

Closed-circuit cameras and radiation detectors have been installed.

The Economist

BEIJING — Gates and cameras have been installed at schools.

The New York Times

So far, 97 of 330 have been installed.

The New York Times

PVC water tanks have been installed in five schools.

The Guardian

Expert writing Tips

Best practice

When describing the installation of multiple items, ensure the subject-verb agreement is maintained. For example, instead of "A new system and components has been installed", use "A new system and components have been installed".

Common error

Avoid using "was installed" when the installation is recent or ongoing. "Have been installed" implies the action has been completed with present relevance.

Linguistic Context

The phrase "have been installed" functions as a present perfect passive verb construction. It indicates that an action of installing has been completed at some point in the past, and the results are still relevant. Ludwig examples show its use across diverse contexts.

Expression frequency: Very common

Frequent in

News & Media

62%

Science

22%

Formal & Business

5%

Less common in

Encyclopedias

3%

Wiki

3%

Reference

0%

Ludwig's WRAP-UP

In summary, "have been installed" is a versatile present perfect passive phrase indicating a completed action with present relevance. As confirmed by Ludwig, this phrase is grammatically correct and widely used in various contexts, particularly in News & Media. To use the phrase correctly, remember subject-verb agreement and avoid using past tenses when the installation is recent or ongoing. By understanding its function and common errors, you can confidently use "have been installed" in your writing.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

have been set up

This alternative emphasizes the act of establishing something, often a system or organization, in a working order.

have been established

This alternative highlights the creation or foundation of something, often with a sense of permanence or authority.

have been fitted

This emphasizes the act of equipping something with a particular component or accessory.

have been placed

This alternative focuses on the physical act of putting something in a specific location.

have been mounted

This suggests fixing something securely to a surface or structure.

have been constructed

Focuses on building something, indicating more complexity and effort than simple installation.

have been implemented

This emphasizes the process of putting a plan or system into effect.

have been arranged

This suggests a deliberate organization or ordering of something.

have been erected

This implies the construction of a tall or prominent structure.

have been deployed

Often used in the context of military or strategic positioning of resources.

FAQs

How can I use "have been installed" in a sentence?

Use "have been installed" to indicate that something has been set up or put in place. For example, "The new software "has been installed" on all computers."

What are some alternatives to saying "have been installed"?

Depending on the context, you can use phrases like "have been set up", "have been fitted", or "have been placed".

Is it correct to say "has been installed" instead of "have been installed"?

"Has been installed" is used with singular subjects, while "have been installed" is used with plural subjects. For example, "The new application has been installed," but "The new applications "have been installed"".

What's the difference between "have been installed" and "were installed"?

"Have been installed" indicates a present perfect passive construction, implying the installation is complete and relevant now, while "were installed" is a past passive, simply indicating the action occurred in the past with no direct connection to the present. For example, "The seats "were installed" last week" versus "The seats have been installed and are ready for use".