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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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decrease it down

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "decrease it down" is not correct in standard written English.
The word "decrease" already implies a reduction, so adding "down" is redundant. Example: "We need to decrease our expenses this quarter."

⚠ May contain grammatical issues

Wiki

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

The player can increase the rate as desired to a maximum of 99, and later decrease it down to, but not lower than, the initial rate.

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

But unfortunately if you see the graph it has started decreasing down, and it is coming down' (Doctor 3).

In contrast, DMA produced a slow, steady and sustained decrease of pHi, bringing it down by 0.2 1.0 pH units from baseline, with an average decrease of 0.5 ± 0.07 pH units (Fig. 2A).

Decrease back down to the number of stitches you used for your i-cord.

However, it decreased down to a low of 39% under Obama.

Water use efficiency (WUE) achieved the highest values in limited soil water availability (between 4.51 and 4.83 g l−1), whilst in non-limiting water conditions it decreased down to 2.56 and 3.49 g l−1 (in the second and third year of experiment, respectively).

The thickness of the twin domains tends to decrease down to nano-scale with a decrease in the substrate temperature.

During release they all show highest aqueous and solid concentrations at the release point, while quickly decrease down gradient.

Once the boresight directivity reaches the extremely maximum value with sufficient accuracy, the beam squint angle will decrease down to an allowable value.

Above this temperature, the value of AI monotonously decreases down to its minimum at 0 °C when all the ice melts.

Exports fell 9.9percentt, compared with a 1.2percentt drop in the first quarter; imports decreased 6.7percentt, down from a 5.0 fall.

News & Media

The New York Times
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Expert writing Tips

Best practice

Avoid using redundant phrases like "decrease it down". Instead, use simpler and more direct alternatives such as "reduce it" or "lower it".

Common error

Using "decrease it down" is redundant because "decrease" already implies a reduction. Overusing such phrases can make your writing sound less professional and more verbose. Prefer concise alternatives.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

74%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "decrease it down" functions as a verb phrase intended to express reduction. However, Ludwig AI identifies it as grammatically incorrect due to redundancy, since the word "decrease" already implies a downward direction.

Expression frequency: Rare

Frequent in

Science

30%

News & Media

25%

Wiki

20%

Less common in

Formal & Business

10%

Encyclopedias

5%

Reference

10%

Ludwig's WRAP-UP

In summary, the phrase "decrease it down" is considered grammatically incorrect due to the redundancy of the word "down". Ludwig AI flags it as such, recommending simpler alternatives like "reduce it" or "lower it". While examples exist across various sources, including science, news, and wiki content, its usage is infrequent. It is best to avoid "decrease it down" in formal writing to maintain clarity and precision. Using the suggested alternatives will ensure grammatically correct and effective communication.

FAQs

What does "decrease" mean?

The word "decrease" means to become or make less; diminish gradually in size, amount, intensity, or number.

What can I say instead of "decrease it down"?

You can use alternatives like "reduce it", "lower it", or "lessen it" depending on the context.

Why is "decrease it down" considered incorrect?

The phrase is redundant because the word "decrease" already implies a downward direction or reduction. Adding "down" is unnecessary and grammatically awkward.

Is there a situation where "decrease...down" is acceptable?

While "decrease it down" is generally not recommended, you might encounter it in informal speech. However, it's best to avoid it in formal writing. Use "reduce it" or other alternatives for clarity and correctness.

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Source & Trust

74%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: