roughly double the size

USAGE SUMMARY

The phrase "roughly double the size" is correct and usable in written English.
It can be used when making a comparative statement about the size of two objects or entities, indicating that one is approximately twice as large as the other. Example: "The new building is roughly double the size of the old one, providing much more space for our operations."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

13 human-written examples

If the negotiations are successful, Rosneft's acquisition of both halves of TNK-BP would roughly double the size of the state oil company.

The New York Times

But it's also roughly double the size of, for example, an Apple TV or Roku player.

TechCrunch

The strong support for Obama shown by Hispanics is well-known; what is less well understood is their astonishing projected growth rate from 16percentt of all Americans in 2010 to 19percentt in 2020 and 27percentt by 2040 (roughly double the size of the black population).

Huffington Post

Along similar lines, Governor David Paterson of New York has introduced legislation -- initially conceived by former Governor Eliot Spitzer, also a Democrat -- that will roughly double the size of the state database by including not only individuals arrested for felonies, but many convicted of low-level misdemeanors.

Huffington Post

Existing management would have been replaced after a brief transition period.The equity of this reinforced Lehman would have been $43 billion, roughly double the size of its old capital base.

The Economist

It is about 3,000 square feet (279 square metres), Mr Lampton reckons, roughly double the size of the area's original houses, which were built half a century ago.

The Economist

Human-verified similar examples from authoritative sources

Similar Expressions

45 human-written examples

Since last September, the Fed's lending programs have roughly doubled the size of its balance sheet, to about $1.8 trillion, from $900 billion.

The New York Times

In announcing the change, the Federal Housing Finance Agency, which oversees Fannie Mae and Freddie Mac, carefully eased expectations, suggesting about 900,000 more homeowners would be helped, roughly doubling the size of the program to date.

The New York Times

Two years into a $5 million renovation that is roughly doubling the size of the Georgian-colonial house -- and that forced the first family to take refuge for 16 months in what is politely known here as a manufactured home -- the 8.5-acre estate in the heart of the historic Quapaw Quarter is abuzz with activity and littered with piles of dirt and equipment.

The New York Times

"Now that the Fed has another central bank joining them, watch out!" said Joseph Carson, director of global economic research at AllianceBernstein. "What happens when they all run out of assets to buy?" He noted that the Bank of Japan said it would buy about $600 billion of bonds and other assets in each of the next two years — roughly doubling the size of its balance sheet.

The New York Times

After closing its very first fund with $52 million back in 2011, it has been roughly doubling the size of its funds ever since, closing on $138 million in 2013 and $290 million in 2016 and today, announcing a fourth, $520 million fund.

TechCrunch

Expert writing Tips

Best practice

When comparing sizes, use "roughly double the size" to clearly indicate that one object or entity is approximately twice as large as another, providing a readily understandable scale.

Common error

Avoid using "roughly double the size" when a more precise measurement is available or necessary. This phrase is best suited for situations where an approximation is sufficient.

Linguistic Context

The phrase "roughly double the size" functions as a comparative quantifier, indicating that one entity is approximately two times larger than another. As evidenced by Ludwig, it's a common way to express relative magnitude without needing precise figures.

Expression frequency: Common

Frequent in

News & Media

52%

Science

28%

Formal & Business

6%

Less common in

Wiki

8%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "roughly double the size" is a commonly used phrase to indicate that something is approximately twice as large as something else. As Ludwig AI confirms, the phrase is grammatically correct and suitable for various contexts, including news, science, and business communications. The phrase conveys an estimation of scale rather than a precise measurement, and can be substituted with alternatives such as "approximately twice the size" for a slightly more formal tone. It's important to avoid using it when more precise measurements are available. Examples from Ludwig showcase its usage across diverse subjects, from describing the growth of companies to comparing the sizes of buildings. The phrase helps to easily relate sizes to a reader without being bogged down by exact figures.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

approximately twice the size

Uses 'approximately' instead of 'roughly', maintaining a similar level of precision.

about twice as large

Replaces 'roughly double' with 'about twice as large', providing a more informal tone.

nearly double the size

Substitutes 'roughly' with 'nearly', suggesting a slightly higher degree of accuracy.

almost double the size

Uses 'almost' instead of 'roughly', conveying a close approximation.

twice the approximate size

Inverts the structure, emphasizing 'twice' while keeping 'approximate'.

in the neighborhood of twice the size

Adds a more colloquial expression, indicating an estimate.

in the vicinity of double the size

More formal and technical, maintaining the approximate scale.

in the ballpark of double the size

Employs an idiom to convey an approximate doubling.

something akin to twice the size

Uses 'akin to' for a more descriptive comparison, implying similarity in scale.

on the order of double the size

Adopts a scientific or mathematical tone, suggesting an order-of-magnitude estimate.

FAQs

How can I use "roughly double the size" in a sentence?

You can use "roughly double the size" to compare the magnitude of two items, such as "The new office building is "roughly double the size" of the old one".

What's a more formal way to say "roughly double the size"?

For a more formal tone, you could say "approximately twice the size" or "almost twice the size". Both alternatives convey a similar meaning while sounding more precise.

Is it correct to say "rougly double in size"?

While similar, "roughly double in size" might be used to describe a growth process, whereas ""roughly double the size"" is used for direct comparison. For instance, "The company is expected to roughly double in size this year".

Which is correct, "roughly double the size" or "double the rough size"?

"Roughly double the size" is the correct and idiomatic expression. "Double the rough size" is not a standard phrase and would likely confuse the reader.