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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a decrease in the quantity

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "a decrease in the quantity" is correct and usable in written English.
It can be used when discussing a reduction in the amount of something, often in contexts such as economics, statistics, or scientific research. Example: "The report indicated a decrease in the quantity of available resources over the past year."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

14 human-written examples

A shifting of the curve to the left corresponds to a decrease in the quantity of product supplied, whereas a shift to the right reflects an increase.

Meat products showed a decrease in the quantity consumed during the dry season, with 0.2, 0.3 and 0.5 kg for cow, goat and camel meat, respectively.

We also observed a decrease in the quantity of care SMP group had an average of 73.07 calls while the group CMP 16.48 physiotherapy service.

Results show that there are no differences in SOC between soil types in the surface 0 30 cm, except a decrease in the quantity of microaggregates within macroaggregates in Haplic Stagnosols.

Science

Geoderma

The specific deficit in photoreceptors was hypothesized to involve either a decrease in the quantity of photoreceptor pigment or misalignment of photoreceptors as implied by the observed ERP [2], either of which may account for the foveal granularity most specific to the disease.

It is caused by a decrease in the quantity or quality of saliva.

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Human-verified similar examples from authoritative sources

Similar Expressions

45 human-written examples

In the last 25 years, Africa has seen a decrease in the quality and quantity of public health services as result of rapidly expanding population, decrease in purchasing power of African currencies, severe institutional or organizational problems, and increase in HIV infection.

The different transitions (demographical, epidemiological, socio-cultural, political and economical) [ 2, 6, 28, 29] that the country is going through will bring about a decrease in the quality and quantity of these resources, and an increase in the number of the elderly with a functional disability, or even handicap.

First, when one allows for endogenous adjustments in privately held open space, increasing the quantity of land in public preserves may actually lead to a decrease in the total quantity of open space in a metropolitan area.

Results showed that Oligomycin 5 μg/ml produced a decrease in the proteoglycan quantity.

The downregulation of mdr1a and mdr1b gene expression by specific siRNA resulted in a decrease in the Pgp quantity in the cytoplasmic membrane, which contributes to accumulation of cytostatics in the cytoplasm leading to cell death.

Science

BMC Cancer
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Expert writing Tips

Best practice

When discussing countable items, ensure that the term "quantity" is appropriate. For uncountable nouns, consider using "amount" instead for greater accuracy.

Common error

Avoid using "quantity" when referring to uncountable nouns like water or information. Instead, opt for "amount" or "degree" to maintain grammatical correctness.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "a decrease in the quantity" primarily functions as a noun phrase, typically acting as the subject or object of a sentence. It describes a state of reduction or decline in the amount of something. Ludwig provides examples from scientific publications and encyclopedias demonstrating its common usage.

Expression frequency: Uncommon

Frequent in

Science

88%

Encyclopedias

6%

News & Media

6%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "a decrease in the quantity" is a grammatically sound phrase used to denote a reduction in the amount or number of something. As Ludwig AI confirms, it's correct and suitable for various contexts, especially in scientific and technical writing. While alternatives like "a reduction in the amount" or "a decline in volume" may offer more precision depending on the subject matter, this phrase remains a versatile and acceptable choice. Remember to use "quantity" appropriately for countable items, and opt for "amount" when dealing with uncountable nouns for maximum accuracy.

More alternative expressions(6)

Phrases that express similar concepts, ordered by semantic similarity:

a reduction in the amount

Replaces "quantity" with "amount", typically used for uncountable nouns, altering the scope from countable to measurable.

a decline in volume

Substitutes "quantity" with "volume", which is best suited to describe the amount of three-dimensional space occupied by a substance or object.

a drop in the number

Uses "number" instead of "quantity", which is better suited for countable items, implying a specific count.

a diminishment of the total

Replaces "decrease" with "diminishment" and "quantity" with "total", adding a layer of formality and encompassing the entirety of something.

a lessening of the extent

Changes "decrease" to "lessening" and "quantity" to "extent", focusing on the degree to which something is or is believed to be the case.

a curtailment of the supply

Replaces "decrease" with "curtailment" and "quantity" with "supply", indicating a reduction in the amount available, often deliberately.

a contraction in size

Swaps "decrease" for "contraction" and "quantity" for "size", applicable when referring to a reduction in physical dimensions.

a downtick in the count

Uses "downtick" instead of "decrease" and "count" in place of "quantity", often used in statistical or financial contexts.

an abatement of the load

Replaces "decrease" with "abatement" and "quantity" with "load", implying a reduction in burden or stress.

a reduction in magnitude

Substitutes "decrease" with "reduction" and "quantity" with "magnitude", suitable for describing a decrease in size or extent, especially in scientific contexts.

FAQs

How can I use "a decrease in the quantity" in a sentence?

You can use "a decrease in the quantity" to describe a reduction in the amount or number of something. For instance, "There was "a decrease in the quantity" of available resources after the drought".

What's a more formal way to say "a decrease in the quantity"?

For a more formal tone, consider using alternatives like "a reduction in the amount" or "a diminishment of the total", depending on the context.

Is it correct to use "a decrease in the quantity" when referring to uncountable nouns?

While it's more common to use "amount" for uncountable nouns, "a decrease in the quantity" can still be understood, though it might be more precise to say "a decrease in the amount".

What's the difference between "a decrease in the quantity" and "a reduction in the quantity"?

The phrases are very similar. "Reduction" generally implies a more active or deliberate process, while "decrease" is a more general term for something becoming smaller or less. Semantically they are extremely close.

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Most frequent sentences: