Under maintenance

USAGE SUMMARY

The phrase "Under maintenance" is correct and usable in written English.
It is typically used to indicate that a service, system, or facility is temporarily not available due to repairs or updates. Example: "The website is currently under maintenance and will be back online shortly."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

Under maintenance culture conditions, SR and lineage-committed cells (erythroid- or myeloid-committed progenitors [ECPs or MCPs]) co-exist in culture and can be isolated on the basis of their surface phenotype.

Cell Reports

The LHC has been under maintenance since the end of 2015, so there is no additional data taken since the initial announcement on December 18th last year.

The Guardian

"You may still have some sloppiness in the market," she told analysts on a conference call, referring to how refining capacity under maintenance was coming back on line.

The New York Times

A website known for ardently supporting Mr. Bo, Wuyouzhixiang, appeared to be blocked, displaying only a notice that the site was under maintenance.

The New York Times

SSE plays its part by keeping its plant in good working order so they are ready when grid need them – and we let them know in good time when they are under maintenance.

The Guardian - Business

Tepco said it had shut down its three working reactors at the plant, though there were fears that the other three, which had been under maintenance, could leak water.

Independent

That facility, located on Japan's Pacific coast in northeastern Fukushima prefecture, was made up of six boiling-water reactors (BWRs) constructed between 1971 and 1979, three of which were operational and one of which was under maintenance, its fuel having been stored out of the core in the reactor's spent fuel storage pool.

Encyclopedia Britannica

On Friday,Universal's webpagesaid: "This site is under maintenance.

BBC

The patient responded to first-line therapy and is still under maintenance treatment 18 months after diagnosis.

Journal of Thoracic Oncology

Moreover, these studies have not considered some interesting factors, such as a maintainer's prior exposure to the program under maintenance.

Information and Software Technology

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Passive DNA demethylation occurs through inhibition or under-maintenance of DNMTs throughout cycles of replication, while active DNA demethylation requires specific enzymatic reactions [26].

Plosone

Expert writing Tips

Best practice

When indicating that a system, website, or equipment is temporarily unavailable, use "under maintenance" to clearly communicate that it is being actively worked on and will return to service. This helps manage user expectations.

Common error

Avoid using "under maintenance" to describe situations where a service or facility is permanently shut down. "Under maintenance" implies a temporary state; use terms like "closed permanently" or "discontinued" for permanent closures.

Linguistic Context

The phrase "under maintenance" primarily functions as a predicate adjective, describing the state of a noun (e.g., a website, a machine) that is currently undergoing repairs or updates. Ludwig's examples illustrate various contexts where something is temporarily unavailable for this reason. As Ludwig AI explains, the phrase indicates a temporary state of being.

Expression frequency: Uncommon

Frequent in

Science

37%

News & Media

31%

Wiki

9%

Less common in

Encyclopedias

3%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "under maintenance" serves as a clear and commonly understood indicator that a system, service, or facility is temporarily out of operation for repairs or updates. Ludwig AI confirms its grammatical correctness, and Ludwig's examples showcase its usage across various contexts, from scientific research to news reports. While "under maintenance" is generally neutral in register, it's crucial to avoid misusing it for permanent closures. Alternatives like "being repaired" or "temporarily unavailable" can be used for variation, but "under maintenance" remains a standard and effective choice in many situations.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

temporarily unavailable for maintenance

Directly states the temporary unavailability and the reason for it.

under repair

Similar to "under maintenance" but emphasizes the act of fixing rather than general upkeep.

being repaired

Focuses on the action of repairing something rather than the state of being maintained.

presently being fixed

Emphasizes the action of fixing something that is broken.

out of service for repairs

Specifies that the reason for unavailability is repair work.

currently being serviced

Highlights the act of servicing, which can include maintenance or repairs.

experiencing downtime for maintenance

Emphasizes the period of unavailability due to maintenance activities.

undergoing upkeep

Focuses on the process of keeping something in good condition.

being upgraded

Highlights the act of improving or enhancing something.

in a state of restoration

Implies a more significant effort to return something to its original condition.

FAQs

How can I use "under maintenance" in a sentence?

You can use "under maintenance" to indicate that something is temporarily unavailable because it is being repaired or updated. For example, "The website is currently "under maintenance" and will be back online shortly."

What are some alternatives to saying "under maintenance"?

Alternatives include "being repaired", "under repair", or "temporarily unavailable", depending on the specific context.

Is it correct to say "in maintenance" instead of "under maintenance"?

While "in maintenance" might be understood, ""under maintenance"" is the more standard and widely accepted phrasing.

What does it mean when a website says it's "under maintenance"?

It means the website is temporarily offline for updates, repairs, or improvements. It should return to normal operation once the "maintenance period" is complete.