a twofold amount of

USAGE SUMMARY

The phrase "a twofold amount of" is correct and usable in written English.
It can be used when describing a quantity that is double or twice as much as a certain reference point. Example: "The project required a twofold amount of resources compared to last year."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

A triple overlapping PCR was performed with equimolar amounts of the flanking PCR fragments and a twofold amount of the kanamycin cassette PCR product using PhusionFlash High-Fidelity PCR Master Mix (Thermo Fisher Scientific, Waltham, USA).

eLife

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

Thus, if we assume that the slip deficit has accumulated for 200 or 300 years, it would create a twofold or threefold amount of slip in the same rupture area.

Earth, Planets and Space

The mouse gut also possesses a twofold higher amount of replication recombination and repair [L] genes than average (P < 10-40, Additional file 5: Table S4).

Biotechnology for Biofuels

Total dimensional flux of the degree of freedom in the domain of natural numbers is obtained as the result of twofold amount by which integer values of hyperspherical function HS k,n,r), (k, n, r ≥ 0) are respected.

Advances in Difference Equations

Using gentamicin as the model drug, the MBGs scaffold can load over twofold higher amount of drug than the BGs scaffold.

Microporous and Mesoporous Materials

Interestingly, PC-3 cells showed twofold lesser amount of cellular ROS as compared with LNCaP.

Cell Death and Disease

In addition, the greater liver lipid uptake at 12 weeks could be due to the twofold higher amount of C-labelled lipids that was administered to the rats at 12 weeks compared with rats at 6 weeks of age.

Diabetologia

Data reported in Fig 5C demonstrate that 3 h of CBDCA treatment of MDAH cells was sufficient to increase by twofold the amount of p53 bound to DNA-PK, reinforcing the hypothesis that DNA-PK is at least partially responsible for the basal and platinum-induced p53MUT S15 phosphorylation in HG-EOC cells.

EMBO Molecular Medicine

A twofold decrease of NGB amounts was observed in Hq retinas.

Molecular Therapy

Overexpression of velB leads to a twofold increase in the amount of conidia but has no effect on sexual development.

Applied Microbiology and Biotechnology

Strikingly, in SKOV-3 cells expressing p53R175H stathmin silencing increased of about twofolds the amount of MDM2 bound to p53.

EMBO Molecular Medicine

Expert writing Tips

Best practice

When using "a twofold amount of", ensure the context clearly establishes what the original amount is for comparison. This adds precision and avoids ambiguity for the reader.

Common error

Avoid hyphenating "twofold" when used as an adjective describing the amount. "Two-fold" is generally reserved for when it functions as a verb, for example, "to two-fold the fabric". Using it incorrectly as an adjective can detract from the sentence's clarity.

Linguistic Context

The phrase "a twofold amount of" functions as a determiner phrase specifying the quantity of something. It modifies a noun by indicating that the quantity is double the original or reference amount. Ludwig AI confirms its grammatical correctness.

Expression frequency: Common

Frequent in

Science

40%

News & Media

30%

Encyclopedias

10%

Less common in

Formal & Business

10%

Wiki

5%

Reference

5%

Ludwig's WRAP-UP

In summary, the phrase "a twofold amount of" is a grammatically correct and commonly used expression to indicate that a quantity is doubled. According to Ludwig AI, it is perfectly acceptable in English writing. It finds its primary use in contexts where precise quantification is necessary, such as in science, news reporting, and encyclopedic content. When using this phrase, it's essential to provide clear context for what the original amount is to avoid any potential ambiguity. Alternatives such as "double the amount of" or "twice the quantity of" can be used for similar effect, depending on the desired level of formality.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

twice the quantity of

Emphasizes the numerical multiplication of the quantity.

double the measure of

Replaces "amount" with "measure", focusing on the quantification aspect.

a duplicated quantity of

Uses "duplicated" to highlight the doubling aspect.

two times the volume of

Focuses on volume as the unit of measurement, implying size or capacity.

an equivalent of two lots of

Expresses the amount as being equal to two portions or sets.

a level of two units of

Specifies the amount in terms of standard units.

a pair of amounts of

Highlights the presence of two distinct amounts.

a proportional doubling of

Stresses that the amount has increased proportionally.

a twofold increase in

Focuses on increase instead of amount.

an augmentation to twice the size of

Uses more formal vocabulary to express an increase in size.

FAQs

How do I use "a twofold amount of" in a sentence?

Use "a twofold amount of" to indicate that something is doubled or twice as much. For example: "The study required "twice the amount of" resources as initially planned."

What are some alternatives to "a twofold amount of"?

You can use alternatives such as "double the amount of", "twice the quantity of", or "a duplicated quantity of" depending on the context.

Is it always appropriate to use "a twofold amount of" in formal writing?

Yes, the phrase "a twofold amount of" is suitable for formal writing, especially in scientific or technical contexts where precision is necessary. However, ensure the language aligns with the overall tone of your document, or consider using "double the amount of" for less formal contexts.

What's the difference between "a twofold amount of" and "a threefold amount of"?

"A twofold amount of" means that something is doubled (multiplied by two), while "a threefold amount of" means that something is tripled (multiplied by three). The choice depends on the magnitude of increase you wish to express.