under no conditions

USAGE SUMMARY

"under no conditions" is a perfectly acceptable phrase to use in written English.
You can use it whenever you need to make it clear that there is absolutely no way a certain scenario or outcome can occur. For example: "Under no conditions will I accept such an insulting offer."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

26 human-written examples

In addition, SpO2 was maintained under HO conditions, while it decreased under NO conditions.

Sports Medicine - Open

During the intermittent cycling exercise test under HO conditions the endurance time to exhaustion was significantly longer than under NO conditions.

Sports Medicine - Open

Under no conditions, he said, should the library beg.

The New York Times

Under no conditions, he said, would he vote for Michael R. Bloomberg.

The New York Times

But under no conditions would a Chicago-style hot dog have lettuce on it.

The New York Times - Food

"I've never said, 'No, never, under no conditions,' " Mr. Lott said, when asked about the prospects for a Senate supplemental.

The New York Times

Human-verified similar examples from authoritative sources

Similar Expressions

33 human-written examples

Results indicate measurable SOA from MBO under low-NO conditions.

Environmental Science & Technology

An epoxide intermediate generated under low-NO conditions is tentatively proposed to produce MBO SOA.

Environmental Science & Technology

Bioactivities under cyclic water content variation were studied under no-flow conditions.

Journal of Contaminant Hydrology

Vice versa, what is the evidence for the actual absence of nucleotide under no-nucleotide conditions?

eLife

In the summer, under no condition will people come.

The New York Times

Expert writing Tips

Best practice

When using "under no conditions", ensure that the main clause uses subject-verb inversion to maintain proper grammatical structure. Example: "Under no conditions are employees allowed to...

Common error

Avoid using a standard subject-verb order after "under no conditions". Instead, invert the subject and verb to maintain grammatical correctness. For example, instead of "Under no conditions employees are allowed..." use "Under no conditions are employees allowed..."

Linguistic Context

The phrase "under no conditions" functions as an adverbial phrase of negative condition, modifying the main clause by imposing a strict restriction or prohibition. As Ludwig AI confirms, it sets an absolute limit. The examples confirm its use to express something that is absolutely forbidden.

Expression frequency: Common

Frequent in

News & Media

40%

Science

40%

Wiki

20%

Less common in

Encyclopedias

0%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, "under no conditions" is a versatile phrase used to express a strong prohibition or impossibility. As Ludwig AI confirms, this phrase is grammatically sound and appropriate for use in written English. The phrase is common in various contexts, including News & Media and scientific publications, and it maintains a neutral to formal register. When using "under no conditions", remember to invert the subject and verb in the main clause for correct grammatical structure. Alternative phrases, such as "in no way" or "absolutely not", can provide similar emphasis.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

not under any circumstances

Directly stresses that something is forbidden irrespective of the situation.

absolutely not

A direct and forceful refusal or denial.

definitely not

Expresses a firm and decisive negation.

in no way

Emphasizes that something is impossible or unacceptable.

by no means

Similar to "in no way", indicating a strong denial or impossibility.

on no account

Highlights that something should not be done under any circumstances.

in no case

Emphasizes that something is not possible in any situation.

not at all

Indicates a complete lack of something, or strong disagreement.

no way

An informal way of saying that something is not possible or acceptable.

never

Expresses a complete absence or negation at all times.

FAQs

How do I use "under no conditions" in a sentence?

Start the sentence with "under no conditions", followed by an auxiliary verb, the subject, and the main verb. For example: "Under no conditions are employees allowed to share confidential data."

What phrases are similar to "under no conditions"?

Similar phrases include "in no way", "by no means", or "absolutely not". Each carries a strong sense of prohibition.

Is it grammatically correct to say "under no condition" instead of "under no conditions"?

While "under no condition" can sometimes be used, "under no conditions" is generally preferred and more common, emphasizing that the prohibition applies to all circumstances.

What's the difference between "under no conditions" and "not under any circumstances"?

The phrases are largely interchangeable, but "under no conditions" often carries a slightly more formal or emphatic tone than "not under any circumstances".