supposing

USAGE SUMMARY

The phrase "supposing" is correct and usable in written English.
It can be used to introduce a hypothetical situation or condition. Example: "Supposing we had unlimited resources, what project would you choose to pursue?"

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

To turn to the living, and recently ignored in favour of men, the Queen and her secretary have (supposing the honour was not refused) turned their noses up at, listing a few of the most obvious names, Mary Warnock, AS Byatt, Lisa Jardine, Onora O'Neill, Mary Beard, Claire Tomalin, Hilary Mantel, Diana Athill and JK Rowling.

The Guardian - Opinion

The FTSE 100 finished down 68.07 points at 6495.58, with travel companies falling sharply on the virus news, on the basis that travel restrictions could be enforced, even supposing people want to leave their own countries.

The Guardian - Business

Supposing that the evidence did suggest that rearranging consultants' hours in order to spread them over a seven-day week would be beneficial, the implications of such a shift would be immense.

The Guardian - Opinion

The sword is associated with "courage" in the poem's first line, and angrily rejected in the last: Supposing that I should have the courage To let a red sword of virtue Plunge into my heart, Letting to the weeds of the ground My sinful blood, What can you offer me?

The Guardian - Books

But, even supposing that those issues can be addressed and solved, Brown's departure also raises a wider question of such a government's legitimacy.

The Guardian - Opinion

Supposing that actual and projected public spending justified higher taxation, Mr Parry's analysis strongly suggests that the country would have been better off paying for it through income taxes than through a punitive petrol tax.

The Economist

Some see crassly commercial motives, supposing that the firm has stopped crying foul on censorship in order to woo back the Chinese government on behalf of its business interests.

The Economist

The decision, he predicted, supposing diplomacy to be excluded, would come through famine, not through fighting.During the whole of the week beginning on June 25th a constant bombardment, of unparalleled intensity, along the British and French front prepared the way for the offensive.

The Economist

"I may be in trouble for saying this," he begins self-deprecatingly, but "supposing Tower Hamlets or parts of Bradford were to become governed by [Muslim] religious zealots?"Ahead looms a no-holds-barred contest.

The Economist

This is another way of saying that the problem is (lack of) demand, not supply.Fiscal folliesAt this point one faction of the pessimists makes a different argument: supposing that demand is indeed part of the problem, they say, the government is powerless, for one reason or another, to use fiscal and monetary policy to address it.

The Economist

Even supposing the 35% of the population who say they don't want extra channels had been persuaded to buy a set-top box, there is still the little problem of all those second and third televisions that end up in bedrooms and kitchens.

The Economist

Expert writing Tips

Best practice

Pair "supposing" with the subjunctive mood or past tense (e.g. "supposing he were here") to emphasize that the situation is strictly hypothetical.

Common error

Avoid using "suppose" when you intend to introduce a subordinate conditional clause. While "Suppose we go" is an imperative suggestion, "supposing we go" is a participle phrase that needs a main clause to complete the thought (e.g. "supposing we go, what would we do?").

Linguistic Context

The word "supposing" functions primarily as a subordinating conjunction or a present participle used to introduce a conditional clause. According to Ludwig AI, it serves as a linguistic trigger for hypothetical reasoning, allowing a writer to propose a scenario without asserting its reality. In many instances, it operates as a stylistic variant of "if", though it often carries more weight in analytical discourse.

Expression frequency: Very common

Frequent in

News & Media

55%

Science

25%

Encyclopedias

15%

Less common in

Formal & Business

3%

Wiki

1%

Social Media

1%

Ludwig's WRAP-UP

In summary, "supposing" is a versatile and correct grammatical tool for introducing hypothetical scenarios. Ludwig AI confirms its widespread use across prestigious platforms such as The Economist and The Guardian, where it helps writers navigate complex arguments and 'what-if' questions. Unlike the simple "if", using "supposing" adds a reflective, analytical layer to your prose. It is particularly effective in academic and editorial contexts for testing the boundaries of a theory or a political decision. When writing, remember that "supposing" usually requires a secondary clause to resolve the thought it initiates, making it an essential part of structured, logical English.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

assuming

Shifts the focus slightly toward a premise taken as fact for the sake of argument.

if

The most common and direct way to introduce a condition, though less evocative than "supposing".

presuming

Carries a stronger connotation that the speaker expects the condition to be true.

given that

Used when the condition is based on an established or observable fact.

imagine

More informal and imperative, inviting the reader to visualize the scenario.

provided that

Adds a restrictive nuance, implying the outcome depends strictly on the condition.

let us say

A rhetorical device often used in academic or mathematical contexts to propose a variable.

on the assumption that

A more wordy, formal prepositional phrase equivalent.

in the event that

Typically used for future possibilities or contingencies rather than abstract hypotheticals.

should

A formal inversion technique used to express a hypothetical condition.

FAQs

How do I use "supposing" in a sentence?

You can use "supposing" to introduce a hypothetical condition, similar to how you would use "if". For example: "Supposing it rains, will the event be canceled?"

What is the difference between "supposing" and "assuming"?

While both introduce hypotheticals, "assuming" often implies a higher level of belief that the condition is true, whereas "supposing" is more neutral and often used for pure imagination.

Is "supposing" formal or informal?

It is generally considered neutral to formal. It is frequently found in high-quality journalism like "The Economist" and academic texts.

Can I start a sentence with "supposing"?

Yes, starting a sentence with "supposing" is a standard way to present a premise before asking a question or stating a consequence.